Last name Okasaka (Okasaka ) , around the world, is quite a common surname. The last name Okasaka is habitual in Eastern Asia, particularly Japan, where it is quite a rare surname.
オカサカ
To, Masafumi, Masayuki, Hiroshi, Harutoshi, Noriaki, Tadashi, Takeshi, Kiyoshi, Kenichi, Katsuji, Shoichi, Hiroyuki, Shinobu, Takuya, Satomi, Masami, Hideo, Takeo, Kenji, Kaoru, Kazuo, Akira, Gaku, Seki, Noboru, and Yoshinobu
) , around the world, is quite a common surname. The last name Okasaka is habitual in Eastern Asia, particularly Japan, where it is quite a rare surname.