- ■ DIOCESE OF SAPPORO (Hokkaido)
- ■ DIOCESE OF SENDAI (Miyagi, Aomori, Fukushima, Iwate)
- ■ DIOCESE OF NIIGATA (Niigata, Yamagata, Akita)
- ■ DIOCESE OF SAITAMA (Saitama, Tochigi, Gunma, Ibaraki)
- ■ ARCHDIOCESE OF TOKYO (Tokyo, Chiba)
- ■ DIOCESE OF YOKOHAMA (Kanagawa, Shizuoka, Nagano, Yamanashi)
- ■ DIOCESE OF NAGOYA (Aichi, Ishikawa, Toyama, Gifu, Fukui)
- ■ DIOCESE OF KYOTO (Kyoto, Shiga, Nara, Mie)
- ■ ARCHDIOCESE OF OSAKA-TAKAMATSU (Osaka, Hyogo, Wakayama, Kagawa, Ehime, Tokushima, Kochi)
- ■ DIOCESE OF HIROSHIMA (Hiroshima, Okayama, Tottori, Yamaguchi, Shimane)
- ■ DIOCESE OF FUKUOKA (Fukuoka, Saga, Kumamoto)
- ■ ARCHDIOCESE OF NAGASAKI (Nagasaki)
- ■ DIOCESE OF OITA (Oita, Miyazaki)
- ■ DIOCESE OF KAGOSHIMA (Kagoshima)
- ■ DIOCESE OF NAHA (Okinawa)