AEIOUdan: Douro no Tadashii Watari Kata
Japanese title: あいうえおうだん－どうろのただしいわたりかた
Type: OVA
Source: Original
Episodes: 1
Status: Finished Airing
Aired: 1991
Duration: 15 min
Rating: G - All Ages
Demographics: Kids

A Toyota Motor commissioned work for children aged 3-5, so that they could learn about traffic safety. The title is a fusion of the English vowels AEIOU and the Japanese word for crossing (oudan) the road.