Btooom!

Btooom! Online – Running about 24m an episode and made in Japan, Btooom! (2012) is an Animation and Action & Adventure series in the 123movies catalog with 1 season and 10 episodes. The cast includes Kanata Hongo and Suzuko Mimori. 252 votes put it at 7.3/10. Sakamoto, an unemployed young man, is one of the world's top players of an online fighting game called Btooom! One day, he wakes up on what appears to be a tropical island, although he doesn't remember how or why he got there.