Yes. The ending of the Haikyuu manga was well-structured and gave a sense of completion. It addressed the various developments and left fans with a feeling of contentment.
The theme song of Gu Tianle's version of The Condor Heroes was " Mythical Love Words," and the ending song was " Return." The theme song of the TV series " Desire " was " So It's Love ", and the ending song was " Desire ". The theme song of Dragon Ball was "Magic and Unbelievable!" The ending song was " For You, A Romanticism Ronamunte ー ー ". The ending theme song of the TV series " The Beginning " was " My Only." The theme song of " The Palace " was " The Offering of Love." The answers to the other questions were not in the information provided.
They might be really surprised. Some characters could be amused by the creative scenarios fans come up with. For example, Hinata might be excited to see himself in all kinds of wild adventures in the fanfictions.
Yes, there's a big difference. The hentai version is usually adult-oriented and doesn't represent the true essence and story of the original Haikyuu manga.
The characters might be a bit shy. For instance, if there are fanfictions about Tsukishima and Yamaguchi's friendship, Tsukishima might act like he doesn't care but secretly be a little flattered. Yamaguchi, on the other hand, would probably be more openly happy about it.
The ending song of " Big River " was " Time Passed By ". This song was sung by Lei Jia. The lyrics described the changes of time and the era of the song.