Hiragino
Hiragino (ヒラギノ) is a typeface family designed by JIYUKOBO Ltd. and is sold by Dainippon Screen Mfg. to professionals since 1993. It is one of the built-in fonts in Mac OS X and iOS. This series includes not only Japanese Mincho (serif), Kaku Gothic (sans-serif), Maru Gothic (round sans-serif), semi-cursive script and kana typefaces, but also a sans-serif typeface for Simplified Chinese.
The typeface family is named after the place name Hiragino (柊野, ひらぎの) in Kyoto, Japan.
JIYUKOBO
Jiyu-Kobo is a corporation founded by type designers Tsutomu Suzuki, Osamu Torinoumi, and Keiichi Katada, who formerly worked for the phototypesetting corporation Shaken (写研, しゃけん), in Tokyo in 1989. Suzuki served as the president, but after his death in 1998, Torinoumi took the place.