yu
Ambiguous tag.
For some potential artists named yu:
"yu_*":/artists?utf8=%E2%9C%93&search[name]=yu_*&search[sort]=Date&commit=Search | "*_yu":/artists?utf8=%E2%9C%93&search[name]=*_yu&search[sort]=Date&commit=Search
"yu-*":/artists?utf8=%E2%9C%93&search[name]=yu-*&search[sort]=Date&commit=Search | "*-yu":/artists?utf8=%E2%9C%93&search[name]=*-yu&search[sort]=Date&commit=Search
"yuu_*":/artists?utf8=%E2%9C%93&search[name]=yuu_*&search[sort]=Date&commit=Search | "*_yuu":/artists?utf8=%E2%9C%93&search[name]=*_yuu&search[sort]=Date&commit=Search
For some characters named yu:
"yu_*":/tags?utf8=%E2%9C%93&search[name_matches]=yu_*&search[category]=4&search[hide_empty]=yes&search[sort]=date&commit=Search | "*_yu":/tags?utf8=%E2%9C%93&search[name_matches]=*_yu&search[category]=4&search[hide_empty]=yes&search[sort]=date&commit=Search
"yu-*":/tags?utf8=%E2%9C%93&search[name_matches]=yu-*&search[category]=4&search[hide_empty]=yes&search[sort]=date&commit=Search | "*-yu":/tags?utf8=%E2%9C%93&search[name_matches]=*-yu&search[category]=4&search[hide_empty]=yes&search[sort]=date&commit=Search
"yuu_*":/tags?utf8=%E2%9C%93&search[name_matches]=yuu_*&search[category]=4&search[hide_empty]=yes&search[sort]=date&commit=Search | "*_yuu":/tags?utf8=%E2%9C%93&search[name_matches]=*_yuu&search[category]=4&search[hide_empty]=yes&search[sort]=date&commit=Search
For some copyrights named yu:
"yu_*":/tags?utf8=%E2%9C%93&search[name_matches]=yu_*&search[category]=3&search[hide_empty]=yes&search[sort]=date&commit=Search | "*_yu":/tags?utf8=%E2%9C%93&search[name_matches]=*_yu&search[category]=3&search[hide_empty]=yes&search[sort]=date&commit=Search