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Noriko Porter; Katherine A. Loveland; Hannah Honda; Takahiro Yamane – Journal of Autism and Developmental Disorders, 2025
This study compared the characteristics of 'good mothers' of children with ASD (Autism Spectrum Disorder) as perceived by mothers of children with ASD in two countries--the U.S. and Japan. Grounded in the theory of culturally-influenced construal of the self, we hypothesized that U.S. mothers would prioritize fostering self-reliance and advocating…
Descriptors: Foreign Countries, Cultural Differences, Mothers, Children
Jessica O'Loghlen; Matthew McKenzie; Cathryne Lang; Jessica Paynter – Journal of Autism and Developmental Disorders, 2025
Obsessive-compulsive disorder (OCD) and autism are characterized by the presence of repetitive behaviors. Differentiating between repetitive behaviors attributable to a diagnosis of autism, and those attributable to OCD, poses challenges for differential and co-occurring diagnosis. Differentiation is important to inform appropriate supports and…
Descriptors: Anxiety Disorders, Autism Spectrum Disorders, Behavior Problems, Symptoms (Individual Disorders)
Fumiaki Akama; Katsunaka Mikami; Yasushi Orihashi; Syunya Takase; Kyuta Hanawa; Keita Nishikawa; Natsuru Watanabe; Keitaro Kimoto; Yuki Takahashi; Yuichi Onishi; Juan Salas; Kenji Yamamoto; Shigeru Ueno – Journal of Autism and Developmental Disorders, 2025
Purpose: The present study aimed to assess the psychiatric characteristics of children with chronic functional constipation using the Aberrant Behavior Checklist-Japanese version and the Pervasive Developmental Disorders/Autism Society Japan Rating Scale, and to examine the frequency of autism spectrum disorder in children with chronic functional…
Descriptors: Children, Chronic Illness, Autism Spectrum Disorders, Incidence
Kaneko, Ayako; Ohshima, Remi; Noda, Haruka; Matsumaru, Tomoko; Iwanaga, Ryoichiro; Ide, Masakazu – Journal of Autism and Developmental Disorders, 2023
Studies have proposed that individuals with autism spectrum disorder (ASD) can be divided into several subtypes depending on their sensory features. However, consideration of social communication features is also crucial for configuring ASD subtypes, because social and sensory features are tightly interrelated. In this study, we asked Japanese…
Descriptors: Autism Spectrum Disorders, Symptoms (Individual Disorders), Interpersonal Communication, Interpersonal Competence

Nagamitsu, Shinichiro; And Others – Journal of Autism and Developmental Disorders, 1997
A Japanese study measured CSF (cerebrospinal fluid) levels of beta-endorphin in 19 children (ages 4-6) with infantile autism and in 3 children (ages 10-14) with Rett syndrome. In infantile autism, levels did not differ significantly from control participants (n=23). However, levels were significantly higher in those with Rett syndrome. (Author/CR)
Descriptors: Autism, Children, Disability Identification, Etiology

Kobayashi, Ryuji – Journal of Autism and Developmental Disorders, 1996
This article presents a case study of a Japanese adolescent with autism who strongly perceived inanimate things (Kanji characters) as real persons. Physiognomic perception is investigated as a characteristic mode of autism, and its effects are discussed. It is concluded that the poor cognitive-language ability of some autistic people may shape…
Descriptors: Adolescents, Autism, Case Studies, Cognitive Ability

Kobayashi, Ryuji; And Others – Journal of Autism and Developmental Disorders, 1992
A follow-up survey was conducted of 201 Japanese young adults with autism who had participated in therapeutic camping or had therapeutic involvement at medical consultation agencies. Assessment of symptoms and dependency level indicated that 31.5 percent showed marked deterioration during adolescence, whereas 43.2 percent showed marked…
Descriptors: Adjustment (to Environment), Adolescents, Autism, Camping