TAKEIWATATSU no Mikoto who was ordered by his grandfather (Emperor Jimmu) to come to Mt. Aso looked out from the rim of the crater and viewed a lake spreading out below him.
祖父である神武天皇の命をうけ、阿蘇山へ来た健磐龍命は、外輪山の上から目の前に広がる湖を眺めた。