Official Account of the Emperor Showa’s Life—“Showa Tenno Jitsuroku” (Photo by Imperial Household Agency)

From Integrated Studies of Cultural and Research Resources by The National Museum of Japanese History
Ayako Shibutani, Junko Uchida, Makoto Goto, Masashi Amano, Norio Togiya, Takayuki Ako, Tsutomu Saito, Yoshihiro Okada, Wei Shi, Kosuke Kaneko, and Yuta Hashimoto