Quick answer — TK from Ling Tosite Sigure performed 3 anime themes, including "My Hero Academia Season 7 Opening 1 | Tagatame" from My Hero Academia Season 7, "Signal" from 91 Days, "unravel" from Tokyo Ghoul.
TK from Ling Tosite Sigure performed the anime theme songs "My Hero Academia Season 7 Opening 1 | Tagatame" (My Hero Academia Season 7), "Signal" (91 Days), "unravel" (Tokyo Ghoul).
TK from Ling Tosite Sigure's first listed anime theme is "My Hero Academia Season 7 Opening 1 | Tagatame", the opening of My Hero Academia Season 7.
