Please answer the following question: Information: - Iketeru Futari ( 2 , lit. '' The Hot Couple '' ) is a Japanese manga written and illustrated by Takashi Sano . It was serialized in the Shnen Gahosha magazine Young King Comics from 1997 to 2010 for a total of 33 volumes . The 1999 animated television adaptation has 16 episodes , with about 5 minutes per episode . This anime features significant fan service . A live - action theatrical film version was released on October 2 , 2009 . - , fanservice, or , is material in a work of fiction or in a fictional series which is intentionally added to please the audience. The term originated in Japanese, in the anime and manga fandom, but has been used in other languages and mediums. It is about "servicing" the fan giving the fans "exactly what they want." Fan service usually refers to "gratuitous titillation", but can also refer to intertextual references to other series or story and visual elements that audiences tend to desire. - Japan ("Nippon" or "Nihon" ; formally "" or "Nihon-koku", means "State of Japan") is a sovereign island nation in Eastern Asia. Located in the Pacific Ocean, It is lying off the eastern coast of the Asia Mainland (east of China, Korea, Russia) and stretching from the Sea of Okhotsk in the north to the East China Sea and near Taiwan in the southwest. What object entity has the relation of 'instance of' with the subject 'iketeru futari'? Choices: - island - island nation - korea - manga - material - nation - ocean - sea - state - term - work
A:
work