Arcana Heart 3 LOVE MAX!!!!! got on Steam. The game is a fighter game from the same creators of the BlazBlue series and ported from Playstation 3/Vita. Current special 10% off release price is $26.99 or ¥3236.34 until October 6. For more details, check out the store page. Here's a trailer.
Official Website: http://www.arcsystemworks.jp/steam/ah3lm/en/