1953 – the first Dotoku Kaikan was opened in Mizuho in Nagoya;

1969 – the main Dotoku Kaikan Center in Japan was opened;

1975 – Inuyama Dotoku Kaikan was opened;

1976 – Tokyo Dotoku Kaikan was opened;

Hamamatsu Dotoku Kaikan was opened;

1977 – Ooita Doutoku Kaikan was opened;

1978 – Tsukeichi Dotoku Kaikan was opened;

1980 – Joo Etsu Dotoku Kaikan was opened;

a Dotoku Kaikan was opened in Minato-ku in Nagoya;

1981 – Nara Dotoku Kaikan was opened;

1983 – Otsu Dotoku Kaikan was opened;

1984 – Gosen Dotoku Kaikan was opened;

1985 – Sao Paulo Dotoku Kaikan was opened in Brazil;

1986 – Imabari Dotoku Kaikan was opened;

1989 – Sasebo Dotoku Kaikan was opened;

1990 – Hiromae Dotoku Kaikan was opened;

Matsumoto Dotoku Kaikan was opened;

Chicago Dotoku Kaikan was opened in the United States;

1992 – Dotoku Kaikan was registered as an official religious organization in Japan;

1993 – New Delhi Dotoku Kaikan was opened in India;

1995 – New Dotoku Kaikan was opened in Tokyo;

1997 – Yangon Dotoku Kaikan was opened in Myanmar;

Bangalore Dotoku Kaikan was opened in India;

Obihiro Dotoku Kaikan was opened;

1998 – Yokkaichi Dotoku Kaikan was opened;

Komatsu Dotoku Kaikan was opened;

Mandalay Dotoku Kaikan was opened Myanmar;

2001 – Osaka Dotoku Kaikan was opened;

Shirakawa Dotoku Kaikan was opened;

2002 – Nakatsugawa Learning Center was opened;

Sapporo Dotoku Kaikan was opened;

2004 – Fukuoka Dotoku Kaikan was opened;

2005 – Dotoku Kaikan was opened in Shinjuku in Tokyo;

2006 – Tokyo Mirokuden was opened;

2007 – Dotoku Kaikan was opened in Mongolia;

Hiroshima Dotoku Kaikan was opened.

2013 – Dotoku Kaikan was opened in Okinawa;

2016 – Dotoku Kaikan was opened in Sintoku;