Hiragino

Hiragino is a typeface family designed by sold by Screen Graphics Solutions Co., Ltd. to professionals since 1993. It is one of the built-in fonts in macOS and iOS. This series includes not only Japanese Mincho, Kaku Gothic, Maru Gothic, semi-cursive script and kana typefaces, but also a sans-serif typeface for Simplified Chinese.
The typeface family is named after the Hiragino area in Kita-ku, Kyoto, Japan.

Jiyukobo

Jiyukobo Ltd. is a corporation founded by type designers Tsutomu Suzuki, Osamu Torinoumi, and Keiichi Katada, who formerly worked for the phototypesetting corporation Shaken, in Tokyo in 1989. Suzuki served as the president, but after his death in 1998, Torinoumi took his place.