Winkysoft
From Transformers Wiki
Winkysoft (ウィンキーソフト) was a video game developer based in Osaka, Japan, and was founded in January, 1983. During the 90s, they created the popular Super Robot Taisen series for Banpresto, and other games they have developed include adaptions of Mazinger Z, Inuyasha, Super Dimension Fortress Macross, and Tokyo Mew Mew. The company filed for bankruptcy in 2016.