The Crop Science Society of Japan (CSSJ) holds domestic bi-annual meetings in spring (late March or early April) and autumn (September or October). The spring meeting is held in Kanto region (around Tokyo) and the autumn meeting in other local area. The membership of CSSJ is required to be the presenter or the first author of a presentation in the bi-annual meetings. The abstracts (mostly in Japanese) are available on line in J-Stage. In addition, each local branch of CSSJ individually holds annual meetings.