Naoyuki Osaka

Summary

Affiliation: Kyoto University
Country: Japan

Publications

  1. ncbi request reprint [Active consciousness and the prefrontal cortex: a working-memory approach]
    Naoyuki Osaka
    Department of Psychology, Graduate School of Letters, Kyoto University, Yoshida Honmachi, Sakyo ku, Kyoto 606 8501, Japan
    Shinrigaku Kenkyu 77:553-66. 2007
  2. ncbi request reprint Striatal reward areas activated by implicit laughter induced by mimic words in humans: a functional magnetic resonance imaging study
    Naoyuki Osaka
    Department of Psychology, Graduate School of Letters, Kyoto University, Japan
    Neuroreport 16:1621-4. 2005
  3. ncbi request reprint A word expressing affective pain activates the anterior cingulate cortex in the human brain: an fMRI study
    Naoyuki Osaka
    Department of Psychology, Graduate School of Letters, Kyoto University, Kyoto 606 8501, Japan
    Behav Brain Res 153:123-7. 2004
  4. ncbi request reprint An emotion-based facial expression word activates laughter module in the human brain: a functional magnetic resonance imaging study
    Naoyuki Osaka
    Department of Psychology, Graduate School of Letters, Kyoto University, Kyoto 606 8501, Japan
    Neurosci Lett 340:127-30. 2003
  5. ncbi request reprint Individual differences in working memory during reading with and without parafoveal information: a moving-window study
    Naoyuki Osaka
    Department of Psychology, Graduate School of Letters, Kyoto University, Kyoto 606, Japan
    Am J Psychol 115:501-13. 2002
  6. ncbi request reprint The neural basis of executive function in working memory: an fMRI study based on individual differences
    Naoyuki Osaka
    Department of Psychology, Graduate School of Psychology, Kyoto University, Kyoto 606 8501, Japan
    Neuroimage 21:623-31. 2004
  7. ncbi request reprint Functional roles of the cingulo-frontal network in performance on working memory
    Hirohito Kondo
    Department of Psychology, Graduate School of Letters, Kyoto University, Kyoto, Japan
    Neuroimage 21:2-14. 2004
  8. ncbi request reprint The neural basis of individual differences in working memory capacity: an fMRI study
    Mariko Osaka
    Department of Psychology, Osaka University of Foreign Studies, Osaka 562 8558, Japan
    Neuroimage 18:789-97. 2003
  9. ncbi request reprint Decreased activation of anterior cingulate cortex in the working memory of the elderly
    Yuki Otsuka
    Department of Psychology, Graduate School of Letters, Kyoto University, Kyoto, Japan
    Neuroreport 17:1479-82. 2006
  10. doi request reprint Functional asymmetry of superior parietal lobule for working memory in the elderly
    Yuki Otsuka
    Department of Psychology, Graduate School of Letters, Kyoto University, Kyoto bDepartment of Psychology, Osaka University, Minoh, Japan
    Neuroreport 19:1355-9. 2008

Detail Information

Publications48

  1. ncbi request reprint [Active consciousness and the prefrontal cortex: a working-memory approach]
    Naoyuki Osaka
    Department of Psychology, Graduate School of Letters, Kyoto University, Yoshida Honmachi, Sakyo ku, Kyoto 606 8501, Japan
    Shinrigaku Kenkyu 77:553-66. 2007
    ..Furthermore, we have shown that a theory-of-mind approach could be closely related to higher cognitive functions involved in working memory, which has a meta-recognition processes during mentalization...
  2. ncbi request reprint Striatal reward areas activated by implicit laughter induced by mimic words in humans: a functional magnetic resonance imaging study
    Naoyuki Osaka
    Department of Psychology, Graduate School of Letters, Kyoto University, Japan
    Neuroreport 16:1621-4. 2005
    ..We tested a specific hypothesis that implicit laughter modulates the striatal dopaminergic reward centers by image formation of onomatopoeic words implying laughter and successfully confirmed the hypothesis...
  3. ncbi request reprint A word expressing affective pain activates the anterior cingulate cortex in the human brain: an fMRI study
    Naoyuki Osaka
    Department of Psychology, Graduate School of Letters, Kyoto University, Kyoto 606 8501, Japan
    Behav Brain Res 153:123-7. 2004
    ..We suggest that the pain affect sustained by pain unpleasantness may depend on ACC-prefrontal cortical interactions that modify cognitive evaluation of emotions associated with word-induced pain...
  4. ncbi request reprint An emotion-based facial expression word activates laughter module in the human brain: a functional magnetic resonance imaging study
    Naoyuki Osaka
    Department of Psychology, Graduate School of Letters, Kyoto University, Kyoto 606 8501, Japan
    Neurosci Lett 340:127-30. 2003
    ..We tested the specific hypothesis that an activation in extrastriate visual cortex and PM/SMA would be modulated by image formation of onomatopoeia implying laughter and found the hypothesis to be true...
  5. ncbi request reprint Individual differences in working memory during reading with and without parafoveal information: a moving-window study
    Naoyuki Osaka
    Department of Psychology, Graduate School of Letters, Kyoto University, Kyoto 606, Japan
    Am J Psychol 115:501-13. 2002
    ..These findings suggest that reading performance was better for subjects with larger working memory resources in a parafoveal restriction condition...
  6. ncbi request reprint The neural basis of executive function in working memory: an fMRI study based on individual differences
    Naoyuki Osaka
    Department of Psychology, Graduate School of Psychology, Kyoto University, Kyoto 606 8501, Japan
    Neuroimage 21:623-31. 2004
    ..Moreover, the results confirmed our hypothesis that there is a general neural basis for the central executive function in both RST and previous LST (listening span test) tasks despite differences in modality-specific buffers...
  7. ncbi request reprint Functional roles of the cingulo-frontal network in performance on working memory
    Hirohito Kondo
    Department of Psychology, Graduate School of Letters, Kyoto University, Kyoto, Japan
    Neuroimage 21:2-14. 2004
    ..We conclude that central executive functioning for attention shifting is modulated by the cingulo-frontal network...
  8. ncbi request reprint The neural basis of individual differences in working memory capacity: an fMRI study
    Mariko Osaka
    Department of Psychology, Osaka University of Foreign Studies, Osaka 562 8558, Japan
    Neuroimage 18:789-97. 2003
    ..Behavioral data also showed that the performance was better in HSS than in LSS. These results indicate that the attention controlling system, supported by ACC, is more effective in HSS compared to that of LSS...
  9. ncbi request reprint Decreased activation of anterior cingulate cortex in the working memory of the elderly
    Yuki Otsuka
    Department of Psychology, Graduate School of Letters, Kyoto University, Kyoto, Japan
    Neuroreport 17:1479-82. 2006
    ..We found that behavioral deficits in verbal working memory because of aging result from the deterioration of cognitive control owing to decreased activation of the anterior cingulate cortex...
  10. doi request reprint Functional asymmetry of superior parietal lobule for working memory in the elderly
    Yuki Otsuka
    Department of Psychology, Graduate School of Letters, Kyoto University, Kyoto bDepartment of Psychology, Osaka University, Minoh, Japan
    Neuroreport 19:1355-9. 2008
    ..The present findings indicate an asymmetric role for the superior parietal lobule related to working memory functions in the elderly...
  11. ncbi request reprint Transcranial magnetic stimulation (TMS) applied to left dorsolateral prefrontal cortex disrupts verbal working memory performance in humans
    Naoyuki Osaka
    Department of Psychology, Graduate School of Letters, Kyoto University, Yoshida Honmachi, Sakyoku, Kyoto 606 8501, Japan
    Neurosci Lett 418:232-5. 2007
    ..e., decreased number of correctly reported words, in RST due to TMS stimulation of LDLPFC. Evidence suggests that transient functional disruption of the LDLPFC impairs performance in the maintenance processing of the RST task...
  12. doi request reprint Connectivity and signal intensity in the parieto-occipital cortex predicts top-down attentional effect in visual masking: an fMRI study based on individual differences
    Hiroyuki Tsubomi
    Department of Psychology, Graduate School of Letters, Kyoto University, Yoshida Honmachi, Sakyo, Kyoto, 606 8501, Japan
    Neuroimage 45:587-97. 2009
    ..We therefore propose that the effective modulator in the parietal areas and strong activation in the visual areas together and in cooperation predict higher attentional effects in visual processing...
  13. doi request reprint Differential contributions of the intraparietal sulcus and the inferior parietal lobe to attentional blink: evidence from transcranial magnetic stimulation
    Ken Kihara
    Kyoto University, Japan
    J Cogn Neurosci 23:247-56. 2011
    ..Findings are discussed in terms of hypotheses about the respective roles of the IPS, in realizing an attentional set, and the IPL, in contributing to a disengagement of attention (from T1 to T2) during an AB period...
  14. ncbi request reprint Neural bases of focusing attention in working memory: an fMRI study based on group differences
    Mariko Osaka
    Department of Psychology, Osaka University of Foreign Studies, Osaka, Japan
    Cogn Affect Behav Neurosci 7:130-9. 2007
    ..Furthermore, there were group differences in the focusing effect between high-span and low-span subjects: High-span subjects showed focusing effects (supported by SPL control) greater than those of low-span subjects...
  15. ncbi request reprint Recovery from object substitution masking induced by transient suppression of visual motion processing: a repetitive transcranial magnetic stimulation study
    Nobuyuki Hirose
    Department of Psychology, Kyoto University, Japan
    J Exp Psychol Hum Percept Perform 33:1495-503. 2007
    ..The relation of these findings to the reentrant processing view of object substitution masking and other visual phenomena is discussed...
  16. doi request reprint Task-irrelevant memory load induces inattentional blindness without temporo-parietal suppression
    Daisuke Matsuyoshi
    Department of Psychology, Graduate School of Letters, Kyoto University, Yoshida Honmachi, Sakyo, Kyoto 606 8501, Japan
    Neuropsychologia 48:3094-101. 2010
    ..These findings suggest that inattentional blindness can be induced without suppression of TPJ activity and seem to offer the possibility that the IPS contributes to conscious perception...
  17. ncbi request reprint Repetitive transcranial magnetic stimulation of human MT+ reduces apparent motion perception
    Daisuke Matsuyoshi
    Department of Psychology, Graduate School of Letters, Kyoto University, Yoshida Honmachi, Sakyo, Kyoto 606 8501, Japan
    Neurosci Lett 429:131-5. 2007
    ..The decrease in performance caused by applying rTMS to MT+ suggests that MT+ is a causally responsible region for apparent motion perception, and thus, further supports the idea that MT+ plays a major role in the perception of motion...
  18. ncbi request reprint The role of left and right intraparietal sulcus in the attentional blink: a transcranial magnetic stimulation study
    Ken Kihara
    Department of Psychology, Graduate School of Letters, Kyoto University, Yoshida Honmachi, Sakyoku, Kyoto, 606 8501, Japan
    Exp Brain Res 178:135-40. 2007
    ..This finding supports the idea that the IPS plays a critical role in the cortical network controlling the temporal dynamics of visual awareness...
  19. doi request reprint Practice on conflict tasks promotes executive function of working memory in the elderly
    Mariko Osaka
    Department of Psychology, Graduate School of Human Sciences, Osaka University, Japan
    Behav Brain Res 233:90-8. 2012
    ....
  20. doi request reprint Dissociable neural activations of conscious visibility and attention
    Hiroyuki Tsubomi
    Kyoto University, Japan
    J Cogn Neurosci 24:496-506. 2012
    ..Taken together, present results showed a clear dissociation in neural activities between conscious visibility and attention...
  21. doi request reprint Implied motion because of instability in Hokusai Manga activates the human motion-sensitive extrastriate visual cortex: an fMRI study of the impact of visual art
    Naoyuki Osaka
    Department of Psychology, Graduate School of Letters, Kyoto University, Kyoto 606 8501, Japan
    Neuroreport 21:264-7. 2010
    ..We conclude that motion-sensitive extrastriate cortex would be a critical region for perception of implied motion in instability...
  22. pmc Differential roles for parietal and occipital cortices in visual working memory
    Daisuke Matsuyoshi
    Department of Psychology, Graduate School of Letters, Kyoto University, Yoshida Honmachi, Sakyo, Kyoto, Japan
    PLoS ONE 7:e38623. 2012
    ....
  23. doi request reprint Is the self special in the dorsomedial prefrontal cortex? An fMRI study
    Ken Yaoi
    Kyoto University, Kyoto, Japan
    Soc Neurosci 4:455-63. 2009
    ..The result indicated that DMPFC was not special for the self-referential process, while there are common neural bases for evaluating the personalities of the self and others...
  24. doi request reprint Individual differences in working memory capacity and distractor processing: possible contribution of top-down inhibitory control
    Takehiro Minamoto
    Department of Psychology, Faculty of Letters, Kyoto University, Yoshida Honmachi Sakyo, Kyoto, 606 8501, Japan
    Brain Res 1335:63-73. 2010
    ..These results indicate that the superior inhibitory ability in high WMC subjects may depend on the efficient top-down modulation from the left MFG to the posterior perceptual areas...
  25. pmc First-person perspective effects on theory of mind without self-reference
    Yuki Otsuka
    Department of Psychology, Graduate School of Letters, Kyoto University, Kyoto, Japan
    PLoS ONE 6:e19320. 2011
    ..Although theory of mind and the self both appear to recruit the right DLPFC, this region seems to be accessed through the left DLPFC during theory of mind tasks, but through the caudate nucleus when tasks require self reference...
  26. doi request reprint Walk-related mimic word activates the extrastriate visual cortex in the human brain: an fMRI study
    Naoyuki Osaka
    Department of Psychology, Graduate School of Letters, Kyoto University, Kyoto 606 8501, Japan
    Behav Brain Res 198:186-9. 2009
    ..I concluded that BA19 and 18 would be a critical region for generating visual images of walking and related intentional stance, respectively, evoked by an onomatopoeia word that implied walking...
  27. ncbi request reprint [Predictive power of working memory task for reading comprehension: an investigation using reading span test]
    Masanao Morishita
    Department of Psychology, Graduate School of Letters, Kyoto University, Yoshida Honmachi, Sakyo ku, Kyoto 606 8501, Japan
    Shinrigaku Kenkyu 77:495-503. 2007
    ..These findings are discussed in terms of the contribution of attention control and short-term memory to performing RST and reading comprehension...
  28. doi request reprint Neural correlates of delicate sadness: an fMRI study based on the neuroaesthetics of Noh masks
    Naoyuki Osaka
    Department of Psychology, Graduate School of Letters, Kyoto University, Kyoto, Japan
    Neuroreport 23:26-9. 2012
    ..We suggest the fact that such delicate sad masks could activate the amygdala, and it could possibly be because of an underlying similarity to emotions such as fear and disgust...
  29. doi request reprint Role of anterior cingulate cortex during semantic coding in verbal working memory
    Mizuki Kaneda
    Department of Psychology, Graduate School of Letters, Kyoto University, Yoshida Honmachi, Sakyo, Kyoto 606 8501, Japan
    Neurosci Lett 436:57-61. 2008
    ..The ACC was strongly activated under the Concrete condition in contrast to the Abstract condition. Based on this result, we argue that the ACC is responsible for the semantic coding process in verbal working memory...
  30. doi request reprint Individual differences in the theory of mind and superior temporal sulcus
    Yuki Otsuka
    Department of Psychology, Graduate School of Letters, Kyoto University, Yoshida Honmachi, Sakyo ku, Kyoto 606 8501, Japan
    Neurosci Lett 463:150-3. 2009
    ..The present findings provide new evidence that the anterior superior temporal sulcus might dictate individual differences in theory of mind...
  31. doi request reprint Asymmetry in object substitution masking occurs relative to the direction of spatial attention shift
    Nobuyuki Hirose
    Department of Psychology, Graduate School of Letters, Kyoto University, Yoshida Honmachi, Sakyo, Kyoto 606 8501, Japan
    J Exp Psychol Hum Percept Perform 36:25-37. 2010
    ..We propose that the asymmetry in substitution masking might be explained by attentional momentum associated with orienting toward the target...
  32. doi request reprint Incidental encoding of goal irrelevant information is associated with insufficient engagement of the dorsal frontal cortex and the inferior parietal cortex
    Takehiro Minamoto
    Department of Psychology, Faculty of Letters, Kyoto University, Yoshida Honmachi Sakyo ku, Kyoto 606 8501, Japan
    Brain Res 1429:82-97. 2012
    ....
  33. ncbi request reprint [Reading comprehension and working memory: structural equation modeling approach]
    Hirohito Kondo
    Department of Psychology, Graduate School of Letters, Kyoto University, Yoshida Honmachi, Sakyo ku, Kyoto 606 8501
    Shinrigaku Kenkyu 73:480-7. 2003
    ..SEM demonstrated that the latent variables of working memory and verbal ability contribute to reading comprehension, suggesting that central executive functioning related to attention control was mediated among these cognitive abilities...
  34. doi request reprint Gaze-related mimic word activates the frontal eye field and related network in the human brain: an fMRI study
    Naoyuki Osaka
    Department of Psychology, Graduate School of Letters, Kyoto University, Kyoto 606 8501, Japan
    Neurosci Lett 461:65-8. 2009
    ..We suggest that the implied active gaze may depend on prefrontal-parietal interactions that modify cognitive gaze led by spatial visual attention associated with the SPL...
  35. pmc Effect of intentional bias on agency attribution of animated motion: an event-related fMRI study
    Naoyuki Osaka
    Department of Psychology, Graduate School of Letters, Kyoto University, Kyoto, Japan
    PLoS ONE 7:e49053. 2012
    ..These findings suggest that as agent attribution increases, the visual brain changes its functional role to the intentional brain and becomes a flexible network for processing information about social interaction...
  36. doi request reprint Object substitution masking induced by illusory masks: evidence for higher object-level locus of interference
    Nobuyuki Hirose
    Department of Psychology, Graduate School of Letters, Koyoto University, Yoshida Honmachi, Sakyo, Koyoto 606 8501, Japan
    J Exp Psychol Hum Percept Perform 35:931-8. 2009
    ..These results provide strong evidence for a high-level locus of interference in object substitution masking...
  37. ncbi request reprint [Role of the executive function in the relationship between verbal working memory and long-term information]
    Mizuki Kaneda
    Department of Psychology, Graduate School of Letters, Kyoto University, Yoshida Honmachi, Sakyo ku, Kyoto 606 8501, Japan
    Shinrigaku Kenkyu 78:235-43. 2007
    ..We concluded that the executive function plays a crucial role in the processing of verbal semantic information, but not in the processing of long-term phonological knowledge...
  38. doi request reprint Picture span test: measuring visual working memory capacity involved in remembering and comprehension
    Azumi Tanabe
    Kyoto University, Kyoto, Japan
    Behav Res Methods 41:309-17. 2009
    ..These findings suggest that the PST is appropriate for measuring visual working memory capacity and can elucidate its relationship to higher cognition...
  39. ncbi request reprint How are colors memorized in working memory? A functional magnetic resonance imaging study
    Takashi Ikeda
    Department of Psychology, Graduate School of Letters, Kyoto University, Yoshida Honmachi, Sakyo, Kyoto, Japan
    Neuroreport 18:111-4. 2007
    ..The choice of colors to memorize might modulate the cognitive load balance between the phonological loop and the visuospatial sketchpad...
  40. ncbi request reprint Kanizsa figure does not defend against saccadic compression of visual space
    Hiroyuki Sogo
    Department of Psychology, Graduate School of Letters, Kyoto University, Yoshida Honmachi, Sakyo, Kyoto 606 8501, Japan
    Vision Res 45:301-9. 2005
    ..Our results imply that the process of saccadic compression of visual space completes faster than the interpolation process of illusory contours...
  41. ncbi request reprint Effects of inter-stimulus interval on perceived locations of successively flashed perisaccadic stimuli
    Hiroyuki Sogo
    Department of Psychology, Graduate School of Letters, Kyoto University, Yoshida Honmachi, Sakyo 606 8501, Japan
    Vision Res 42:899-908. 2002
    ..Secondly, the process of perceiving or memorizing a flash location requires some time. Therefore, the perceived location of the succeeding flash affects that of the preceding flash when the ISI as shorter than about 120 ms...
  42. ncbi request reprint [Effect of aging on priming of pop-out]
    Takako Yoshida
    Department of Psychology, Graduate School of Letters, Kyoto University, Yoshida honcho, Sakyo ku, Kyoto 606 8501
    Shinrigaku Kenkyu 74:112-21. 2003
    ..The number of trials the effect persisted was discussed in terms of age-related differences of capacities of the memory mediating the effect...
  43. ncbi request reprint Involvement of V5/MT+ in object substitution masking: evidence from repetitive transcranial magnetic stimulation
    Nobuyuki Hirose
    Department of Psychology, Kyoto University, Sakyo, Kyoto 606 8501, Japan
    Neuroreport 16:491-4. 2005
    ..We conclude that repetitive transcranial magnetic stimulation of V5/MT+ impaired perceived object continuity and reduced object substitution masking accordingly...
  44. pmc Verbal to visual code switching improves working memory in older adults: an fMRI study
    Mariko Osaka
    Department of Psychology, Graduate School of Human Sciences, Osaka University Osaka, Japan
    Front Hum Neurosci 6:24. 2012
    ..These findings suggest that use of a verbal to visual code switching strategy may assist older individuals in the maintenance of information in working memory...
  45. ncbi request reprint Effect of focus on verbal working memory: critical role of the focus word in reading
    Mariko Osak
    Department of Psychology, Osaka University of Foreign Studies, Mino, Japan
    Mem Cognit 30:562-71. 2002
    ..The effect of sentence length was not confirmed. These findings suggest that the low-span subjects had deficits in their ability to establish and/or inhibit mental focus when faced with conflict situations in reading...
  46. ncbi request reprint Distortion of apparent shape of an object immediately before saccade
    Hiroyuki Sogo
    Institute for Human Science and Biomedical Engineering, National Institute of Advanced Industrial Science and Technology, AIST Tsukuba Central 6, 1 1 1 Higashi, Tsukuba, Ibaraki, 305 8566, Japan
    Spat Vis 20:265-76. 2007
    ..A hypothetical explanation for these results based on the forward/inverse optics model was discussed...
  47. ncbi request reprint Cooperation of the anterior cingulate cortex and dorsolateral prefrontal cortex for attention shifting
    Hirohito Kondo
    Human and Information Science Laboratory, NTT Communication Science Laboratories, NTT Corporation, 3 1 Morinosato Wakamiya, Atsugi 243 0198, Japan
    Neuroimage 23:670-9. 2004
    ..We conclude that individual differences in attention shifting heavily depend on the functional efficiency of the cingulo-prefrontal network...
  48. ncbi request reprint [Effects of focus on working memory]
    Mariko Osaka
    Psychological Laboratory, Department of Foreign Studies, Osaka University of Foreign Studies, Aomatani higashi, Minoo 562 8558
    Shinrigaku Kenkyu 72:508-15. 2002
    ..Intrusion errors also increased in NF-RST. Sentence length effect, however, was not found. The results showed that low span subjects had severe deficits in making and updating the focus, which is critical for sentence comprehension...