It seems to test individual 1-bit DRAMs in the video RAM check, so it only works for a SG-1000 and not the SG-1000 II which has two 4-bit DRAMs in place of eight 1-bit ones. […] Well I mean, the test works but the IC numbers are wrong for a SG-1000 [...]
Chuugaku Hisshuu Eibunpou (Chuugaku 2-Nen) [中学必修英文法 (中学二年)] (translation: English Grammar (Junior high school 2nd year)) is part of a series of educational games for the SC-3000 (and SG-1000 when paired with the SK-1100 Keyboard). It was only released in [...]