マリン☆マリン 〜ミナミハコフグと珊瑚礁の仲間達〜 © 2008 SEGA Corp. (Marine Marine - Minami Hakofugu to Sangoshou no Nakamatachi Ver. 2) Digital collectible card game.
It runs on Sega System SP hardware.
Released in February 2008 in Japan.