Template:Prime ministers of Japan - WikiMD's Wellness Encyclopedia

Empire of Japan
(1868–1947)

Meiji era (1868–1912)	H. Itō Kuroda Sanjō (caretaker) Yamagata Matsukata H. Itō Kuroda (acting) Matsukata H. Itō Ōkuma Yamagata H. Itō Saionji (acting) Katsura Saionji
Taishō era (1912–1926)	Katsura Saionji Katsura Yamamoto Ōkuma Terauchi Hara Uchida (acting) Takahashi To. Katō Uchida (acting) Yamamoto Kiyoura Ta. Katō Wakatsuki
Shōwa era (1926–1947)	G. Tanaka Hamaguchi Shidehara (acting) Hamaguchi Wakatsuki Inukai Takahashi (acting) Saitō Okada Gotō (acting) Okada Hirota Hayashi Konoe Hiranuma N. Abe Yonai Konoe Tōjō Koiso K. Suzuki Higashikuni Shidehara Yoshida

State of Japan
(1947–present)

Shōwa era (1947–1989)	Katayama Ashida Yoshida I. Hatoyama Ishibashi Kishi Ikeda Satō K. Tanaka Miki T. Fukuda Ōhira M. Itō (acting) Z. Suzuki Nakasone Takeshita
Heisei era (1989–2019)	Uno Kaifu Miyazawa Hosokawa Hata Murayama Hashimoto Obuchi Aoki Mori Koizumi S. Abe Y. Fukuda Asō Y. Hatoyama Kan Noda S. Abe
Reiwa era (2019–present)	Suga Kishida Ishiba