Many kongara-doji are shown as baby-faced figures that stare toward Fudo Myoo intently with hands clasped in prayer, while on the contrary many Seitaka-doji are shown as naughty boys with kongosho (vajra club) and kongo-bo (both are weapons) in their hands.
矜羯羅童子は童顔で、合掌して一心に不動明王を見上げる姿に表わされるものが多く、制多迦童子は対照的に、金剛杵（こんごうしょ）と金剛棒（いずれも武器）を手にしていたずら小僧のように表現されたものが多い。