Yekrut

Yekrut, known in Japan as Ridonahi, is one of the two unlockable bonus dungeons in Magical Vacation, accessible from the Arch of Light on Garam Masala 5. It is unlocked when the protagonist obtains light magic by levelling all sixteen elements up to magic level 18. The party member gummy frog can be recruited at Yekrut 10.

Geography
Yekrut is a mystical dimension consisting of floating crystalline platforms. Scattered throughout the dungeon are several teleportation sigils called warpgates, which connect to separate areas that contain giant chess boards.

Trivia

 * Its name comes from 'turkey', birds eaten especially during holidays.
 * Its Japanese name, Ridonahi, comes ひなどり hinadori, young birds eaten as yakitori.