Hiroshi Asaoka

Dr. Hiroshi Asaoka

Hiroshima University, Higashi-Hiroshima, Hiroshima, Japan
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Research Focus & Metrics

Academic Career Length

21Years (2006-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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23 August 2006 in Advanced Engineering Materials
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Journal Article
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AKA. Kishimoto
A. Kishimoto
THT. Higashiwada
T. Higashiwada
Hiroshi AsaokaHiroshi Asaoka
Hiroshi Asaoka
HHH. Hayashi
H. Hayashi

1 January 2023 in Autism & Developmental Language Impairments
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Journal Article
Open access
Hiroshi AsaokaHiroshi Asaoka
Hiroshi Asaoka
SOShoji Okamura
Shoji Okamura
CBChitose Baba
Chitose Baba
NFNatsumi Fujimoto
Natsumi Fujimoto
YIYuka Ishizuka
Yuka Ishizuka
TTTomoya Takahashi
Tomoya Takahashi
Background and aims: Research on the psychological impact of the coronavirus disease 2019 pandemic has highlighted its negative and positive effects on children with autism spectrum disorder and their families. However, little is known about the neutral effects that remain the same, even in particular circumstances, and how children with autism spectrum disorder and their parents perceive each other. We explored how children with autism spectrum disorder and their mothers perceived and experienced the pandemic in Japan. Methods: A mixed-methods design was employed. Thirteen children with autism spectrum disorder and 12 mothers participated. Data were collected through online semi-structured interviews and analyzed using thematic analysis. Similarities and differences in perceptions were compared. Results: The results revealed six broad themes and 27 categories. Regarding neutral effects, some mothers reported no substantial impact because there were no changes in their jobs or other dramatic life changes. In addition, some children were not affected because they had had no social contact before the pandemic or because their lives had not changed dramatically. Regarding the perceptions of children/mothers, most expressed that they/their children enjoyed spending time with their families. At home, mothers made various efforts to interact with their children. However, mothers and children differed in their perceptions, such as regarding the emergence of anxiety about conducting school events and the resolution of study-related concerns. Conclusions: There were negative, neutral, and positive effects on both children with autism spectrum disorder and their mothers; specifically, they were striving to move forward to overcome the problems posed by the pandemic. Both parties tapped into their resilience by enhancing family interactions, such as cooking together or discussing children's interests. Implications: These findings have important implications for developing more creative solutions to the challenges of coping and resilience in future crises.

26 September 2019 in Advances in Autism
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Journal Article
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Hiroshi AsaokaHiroshi Asaoka
Hiroshi Asaoka
TTTomoya Takahashi
Tomoya Takahashi
JCJiafei Chen
Jiafei Chen
AFAya Fujiwara
Aya Fujiwara
MWMasataka Watanabe
Masataka Watanabe
FNFumiyuki Noro
Fumiyuki Noro
Purpose: The purpose of this paper is to investigate why children with autism spectrum disorder (ASD) tend to respond to tasks from their own perspective. The authors investigated the effects of explicitness of viewpoint on performance of spontaneous level 2 perspective-taking skills in six- to eight-year-old children with ASD. Design/methodology/approach: The authors conducted visual perspective-taking tasks with explicit and implicit instructions about the viewpoint to be used. Participants operated a toy car on a map while listening to the experimenter’s instructions. In the implicit condition, when the experimenter said “Turn right/left” at each intersection, the participants moved the car accordingly. Subsequently, in the explicit condition, the experimenter said “Look from the driver’s viewpoint and turn right/left” at each intersection. Findings: In the implicit condition, the authors did not observe a clear developmental change in performance between six- and eight-year-old children in the ASD group. In contrast, performance in the ASD group improved under the explicit condition relative to that under the implicit condition. Originality/value: The results suggest six- to eight-year-old children with ASD tend not to spontaneously use level 2 perspective-taking skills. Therefore, viewpoints should be explicitly instructed to children with ASD. In addition, it is also important to implement training to encourage spontaneous transitions from self-perspective to other-perspective under the implicit condition.

19 August 2021 in Developmental Neurorehabilitation
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Journal Article
Open access
Hiroshi AsaokaHiroshi Asaoka
Hiroshi Asaoka
CBChitose Baba
Chitose Baba
NFNatsumi Fujimoto
Natsumi Fujimoto
CKChisa Kobayashi
Chisa Kobayashi
FNFumiyuki Noro
Fumiyuki Noro
Background: Children with autism spectrum disorder (ASD) show difficulty in comprehension and production of the deictic verbs “come/go.” Objective: To examine whether introducing conditions related to daily conversations into training would improve the use of deictic verbs. Methods: Six Japanese children with ASD participated. We set up multiple scenes where the questioner presented the sentence using “come/go” with/without deictic gestures, and children with ASD replied with “come/go.” The conditions such as spatial relations between the two parties (face-to-face or side-by-side) and presentations of the gestures (moving one’s arm toward or away from the body or moving one’s upper body forward/backward) were introduced. Results: The appropriate use of deictic verbs during training and in daily life situations among children with ASD increased. Conclusions: Training children with ASD to look in the direction indicated by the questioner and to synchronize their bodies with the questioner’s movements promotes their acquisition of deictic verbs.

22 June 2020 in Child & Family Behavior Therapy
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Journal Article
Closed access
Hiroshi AsaokaHiroshi Asaoka
Hiroshi Asaoka
FNFumiyuki Noro
Fumiyuki Noro
Behavioral consultation using an antecedent-behavior-consequence (A-B-C) narrative recording chart was implemented in this study with the mother of an adolescent child to examine whether improving the accuracy of the mother’s monitoring of antecedents and consequences would lead to decreases in problem behaviors in parent–child interactions. A single-case A-B design with follow-up was applied. At the baseline, the mother recorded parent–child interactions after learning how to complete the chart. In the intervention, we provided positive corrective feedback on maternal performance. Following the intervention, problem behaviors decreased with improved monitoring accuracy. The results suggest conditions under which self-monitoring procedures function effectively.

7 October 2024 in Languages
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Journal Article
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Hiroshi AsaokaHiroshi Asaoka
Hiroshi Asaoka
TTTomoya Takahashi
Tomoya Takahashi
The acquisition of deictic verbs is a significant milestone in language development. This complex process requires an understanding of the interplay between the personal pronouns “I/you” and deictic verbs. Although demonstrating the cognitive processes associated with deictic shifting through data is valuable, research issues regarding data accuracy and the spatial arrangement of the self and other remain unresolved. This pilot study aimed to quantitatively measure the body movements of Japanese-speaking children during their utterances of “come/go”. Twelve typically developing children aged 6–7 participated in this study. Multiple scenarios were set up where the researcher presented phrases using “come/go” with deictic gestures, such as moving one’s upper body forward or backward, and the participant replied with “come/go”. When performing a role, the researcher sat face-to-face or side-by-side with the participant, depending on the type of question–response. It is possible that there is a learning process whereby verbal responses using “come/go” align with corresponding body movements in the specific question type. This process is deeply involved in the development of perspective-taking abilities. Future research with relatively large samples and cross-cultural comparisons is warranted to deepen the understanding of this linguistic acquisition process and its implications.