Gakken SX150 mark II : Unbox and test drive

I got a new toy, Gakken SX150 mark II with very affordable price :D This products was designed by famous Japanese analog synthesizer builder and the sound quality is very good. By the way I don’t know why but the price of this product is now slashed in Japan, I bought it from and it was only 700yen ( about $6 ). Originally it was more than 7000 yen. Probably, this product is failed in the market, maybe Gakken miscalculated the market size and overstocked, I don’t know real reason but I guess s