Ekachaeryanti Zain, Naoki Fukui, Yuichiro Watanabe, Koyo Hashijiri, Takaharu Motegi, Maki Ogawa, Jun Egawa, Koji Nishijima, Toshiyuki Someya. The three-factor structure of the Autism-Spectrum Quotient Japanese version in pregnant women. Frontiers in Psychiatry. 2023. 14
Ekachaeryanti Zain, Naoki Fukui, Yuichiro Watanabe, Koyo Hashijiri, Takaharu Motegi, Maki Ogawa, Jun Egawa, Toshiyuki Someya. High care and low overprotection from both paternal and maternal parents predict a secure attachment style with a partner among perinatal Japanese women. Scientific Reports. 2023. 13. 1
Naoki Fukui, Yuichiro Watanabe, Takaharu Motegi, Koyo Hashijiri, Maki Ogawa, Jun Egawa, Takayuki Enomoto, Toshiyuki Someya. Relationships among autistic traits, depression, anxiety, and maternal-infant bonding in postpartum women. BMC Psychiatry. 2023. 23. 1
Naoki Fukui, Yuichiro Watanabe, Koyo Hashijiri, Takaharu Motegi, Maki Ogawa, Jun Egawa, Takayuki Enomoto, Toshiyuki Someya. Factor structure of the parental bonding instrument for pregnant Japanese women. Scientific Reports. 2022. 12. 1
Naoki Fukui, Takaharu Motegi, Yuichiro Watanabe, Koyo Hashijiri, Ryusuke Tsuboya, Maki Ogawa, Takuro Sugai, Jun Egawa, Takayuki Enomoto, Toshiyuki Someya. Perceived parenting before adolescence and parity have direct and indirect effects via depression and anxiety on maternal-infant bonding in the perinatal period. Psychiatry and clinical neurosciences. 2021. 75. 10. 312-317