Sui Sui Iruka-Kun

Sui Sui Iruka-Kun is one of Lala's inventions. This invention is used for surfing as well as a motorboat.

Features
It looks a mechanical dolphin with a saddle, handle at its head and Deviluke's symbol at its forehead. And it has artificial intelligence used for navigation.

Plot
It only appears in the chapter 66 of To LOVE-Ru. Yui uses it for surfing on the sea off the beach as she doesn't know the means to swim and Lala lends Yui this invention for enjoying with the others. Unfortunately, the invention gets out of control and everything ends up in a shamaless situation with Yui, Rito and Run.

The invention never appears again since this appearance.

Trivia

 * Sui Sui means "smooth or swiftly" and Iruka means "dolphin" in Japansese.
 * This invention is based on the dolphin from chapter 17.
 * Its also one of the few inventions for aquatic environment as Zabu Zabu Wave-Kun.