Last name Watashi (Watashi 
) , all over the world, is a rare family name. The surname Watashi is habitual in Japan, where it is a rare surname, Myanmar, where it is a very rare surname, and Indonesia. In absolute terms, this name is the most popular in Japan, Indonesia, and Brazil. Much more prevalently, Watashi is the forename as well as the last name.
Wa, Yoshida, Sakamoto, Kawakami, Kawaguchi, Nakamura, Nakagawa, Nakajima, Hasegawa, Furukawa, Ishikawa, Watanabe, Yamamoto, Matsumoto, Kawashima, Kobayashi, Takahashi, Hashimoto, Hashiguchi, Hashizume, Ishibashi, Yamashita, Ichikawa, Arakawa, Shimizu, Maekawa, Abe, Ito, Ono, Oya, Sato, Aoki, Kato, Desu, Saito, Ikeda, Yamaguchi, Okada, Ogawa, Suzuki, Kaneko, Kimura, Tanaka, Hirose, Fukuda, Ohashi, Yamada, Matsuda, Okawa, and Yoshikawa