Great Sacred Hall: The main center for Rissho Kosei-kai's religious activities in Tokyo, where the statue of the focus of devotion of Rissho Kosei-kai members is enshrined.

Horin-kaku Guest Hall: A guest hall that is used for meetings to further interreligious cooperation for peace. In the main hall inside is enshrined a statue of the Eleven-headed, Thousand-armed Kannon Bodhisattva. The Horin-kaku Guest Hall has a Japanese-style garden that provides both a restful view and a pleasant retreat from the busy city life outside.

Administration Building: The center of Rissho Kosei-kai's dissemination activities, which houses the headquarters of the various departments of Rissho Kosei-kai.

Precious Stupa of the One Vehicle: The stupa that symbolizes the permanent abode of Founder Niwano's preaching of the Dharma of the One Vehicle. The founder's relics are installed inside.

Fumon Hall: A multipurpose building, with a stage and convention facilities, available to both members and nonmembers.

Second Group Pilgrimage Hall: A building to accommodate groups of members from local churches who visit the Tokyo headquarters for religious purposes.