Home-Based Cognitive Intervention for Healthy Older Adults Through Asking Robots Questions: Randomized Controlled Trial

Seiki Tokunaga   ¹ , PhD ;   Takuya Sekiguchi   ¹ , PhD ;   Kumi Watanabe Miura   ¹ , PhD ;   Hikaru Sugimoto   ¹ , PhD ;   Masato S Abe   ^{1, 2} , PhD ;   Kazuhiro Tamura   ¹ , MEng ;   Taishiro Kishimoto   ^{1, 3} , MD, PhD ;   Takashi Kudo   ^{1, 4} , MD, PhD ;   Mihoko Otake-Matsuura   ¹ , PhD

¹ Center for Advanced Intelligence Project, RIKEN, Tokyo, Japan

² Faculty of Culture and Information Science, Doshisha University, Kyoto, Japan

³ Department of Neuropsychiatry, School of Medicine, Keio University, Tokyo, Japan

⁴ Department of Psychiatry, Graduate School of Medicine, Osaka University, Osaka, Japan