Open account settings, check the box to display adult content, and then you can search for (as indicated by the picture).
I got support from itch io. The game got deindexed somehow but it's fix now.
Thank you for your enthusiastic reply! I actually had that option turned on, so that's not why I couldn't search for the game. I thank you though, your answer may solve someone else's problem and I salute you.
可以给我一个新版本的?兄弟