It will record on the oldies of the MSXFAN November issue in 1991. It was developed as an object for the present of the laydock 2, and is 2 stages of length and vertically scrolling. A two-person simultaneous play is made and offensive strength upgrades with uniting.
The title is a complex story. Aapaa seems to be an old word for (silly|foolish|funny|comedy) and Myaa a Nagoya dialetct (T&ESoft's office is in Nagoya).
The game was also released by Project EGG: http://www.amusement-center.com/project/egg/cgi/ecatalog-detail.cgi?product_id=63 (With joystick support for 1 player game added.)