Surname Sadashi (Sadashi 
) , in the world, is a very rare last name. The family name Sadashi is characteristic of Mexico, where it is an extremely rare surname, and India. Much more prevalently, Sadashi is the forename as well as the last name.
Abe, Sasaki, Suzuki, Tanaka, Takagi, Takeda, Nozawa, Fukuda, Oikawa, Yamada, Matsuda, Shinogi, Kumagai, Fujisawa, Yoshida, Murakami, Sakamoto, Sugawara, Sugimoto, Takekawa, Takeuchi, Nakamura, Sarkar, Mondal, Matsuo, Manjhi, Ram, Ida, Ito, Oda, Mori, Sato, Kato, Kudo, Goto, Ooba, Yamazaki, Yano, Saito, Arita, Chiba, Naito, Inoue, Okada, Ogawa, Yadav, Ujiie, Mandal, Miura, and Takahashi