3Hz

3Hz Inc. (株式会社3Hz) was a Japanese animation studio established by ex-Kinema Citrus animators. Yuichiro Matsuka founded the studio in March 2013. The company is referred to as Studio 3Hz in anime credits.

On June 17, 2024, 3Hz announced that it has transferred its animation planning and production business to A-1 Pictures. The company added that its business will continue at A-1 Pictures. Studio 3Hz and the official X account for the Sword Art Online Alternative: Gun Gale Online II anime confirmed the same staff who have been working on the anime will continue to work on the anime at A-1 Pictures.

Notable staff
A list of notable staff currently or formerly belonging to the studio.

Representative staff

 * Yūichirō Matsuya (founder and president)

Animation producers

 * Hideaki Kubo (2014~2019)

Directors

 * Yasuhiro Irie