Cognomen Rikichi (Rikichi 
) , around the world, is a rare surname. The last name Rikichi is characteristic of Nigeria, where it is a rare surname, Tanzania, where it is a very rare surname, and China, where it is an extremely rare surname. Much more prevalently, Rikichi is the forename as well as the last name.
Abe, Takeda, Thomas, Shimizu, Akasaki, Kikuchi, Francis, Izumiya, Yohanna, Tamura, Kitagawa, Emmanuel, Futamata, Ishihara, Watanabe, Yamamoto, Yamazaki, Zakariya, Takahashi, Nishioka, Hashimoto, Tanaka, Kimura, Ono, Mock, Sato, Audu, Kato, Luka, Endo, Hino, Daniel, Ueno, Koide, Dauda, James, Yusuf, Usman, Sasaki, Sunday, Suzuki, Moses, and Takayanagi