Hoshū jugyō kō (補習授業校), or hoshūkō (補習校), are supplementary Japanese schools located in foreign countries for students living abroad with their families. Hoshū jugyō kō educate Japanese-born children who attend local day schools. They generally operate on weekends, after school, and other times not during the hours of operation of the day schools.
The Chengdu Hoshuko (Japanese: 成都日本語補習校; Chinese: 成都日本语补习校), a hoshū jugyō kō in the Hiroshima-Sichuan Sino-Japanese Friendship Convention Center (広島・四川中日友好会館; 广岛・四川中日友好会馆) in Wuhou District, Chengdu, Sichuan