Complex sentence: In October 2008 he began using the name Furiwake, and he then switched to the Ōshima "kabu" of the former "yokozuna" Asahikuni in August 2012.
Split into simpler sentences: In October 2008 he began using the name Furiwake. He switched to the Ōshima "kabu" of the former "yokozuna" Asahikuni in August 2012.