Popular games published by company Atteiu

Witoru / Neta Dream is a Yume Nikki fangame. It stars Yon Goh and seems to be a parody of other Yume Nikki fangames. It is one of the the first fangames to have a male protagonist, as well as one of the first to feature dialogue. It is slightly different than most fangames but it still heavily focuses on exploration and collecting Effects, as well as containing puzzles and battles. In addition, there is an option to buy items, with some being consumables that increase stats and others which are essential for progressing the game.

Kage, Souzou, In is a Yume Nikki fangame starring Kagerou. The game is related to Atteiu's other fangame Witoru. It plays like most Yume Nikki fangames, with the exception of effects (known as "items") having the ability to be used in real life.