Claim: Kyōko Hikami (born January 11, 1969) was in five titles, one of which is Didier.
Evidence: Kyōko Hikami (氷上 恭子, Hikami Kyōko, born January 11, 1969) is a Japanese voice actress. Crayon Shin-chan Yu Yu Hakusho Kobo-chan Kyō Kara Ore Wa!! Tottemo! Luckyman Blue Seed Mahōjin Guru Guru Cooking Papa Ninku Black Jack