Quick answer — Shiunji-ke no Kodomotachi performed 1 anime theme, including "LIKE YOU o(>< = ><)o LOVE YOU?" from The Shiunji Family Children.
Shiunji-ke no Kodomotachi performed the anime theme songs "LIKE YOU o(>< = ><)o LOVE YOU?" (The Shiunji Family Children).
Shiunji-ke no Kodomotachi's first listed anime theme is "LIKE YOU o(>< = ><)o LOVE YOU?", the ending of The Shiunji Family Children.