◆Adults will love it! A simple yet deep brain training puzzle game! Is your brain rusty? Turn your head around and have fun with brain training! [Rules are super simple] Just fill in the blocks in the 8x8 square! The game is over when there is no more space to place blocks. The squishy texture is addictive! [Erase at once with a special block] ・A special orange block that erases the cross-direction rows. ・Blue special block that erases 6 surrounding squares Match two types of special blocks