Mummy D. is a Japanese actor and a music rapper, known for Transit Girls (2015), Quartet (2017), Dele (2018). He also made a guest start appearance in Gekijouban Shimajirou no wao!: Shimajirou to niji no oashisu (2017) which is also known as Shimajiro and the Rainbow Oasis (2017), as MC Spike the cactus puppet and performed the rap song "Let's play before! Let's beat Teshima!".