Even if title screen says 1988, Rastan Saga II was released in March 1989 in Japan.
Rastan Saga was a good game, but this sequel was not and got very bad reputation from Japanese gamers.
This game is known outside Japan as "Nastar
" and in US as "Nastar Warrior
Pony Canyon / Scitron released a limited-edition soundtrack album for this game (Taito DJ Station : G.S.M. Taito 5 - PCCB-00037) on August 21, 1990.
Zuntata Records released a limited-edition soundtrack album for this game (Zuntata History L'ab-normal 1st - ZTTL-0038) on April 1, 1999.