Recently, the Oblivious Garden Chinese visual novel got released on Steam. The story is about about a former general going to a palace of seven princesses.
It will also include the free DLC called Finn Vinnet's chapter. As a special, the current price is 10% off which is $13.49 or ¥1602.41. For more details, check out the store page. Here's the opening.
Official Website: http://corypheesoft.net/