Doamaiger D S01 E13 Give It Your All! Farewell, Doamayger!

Kyougoku Daijirou is the 15th generation owner of the Kyoto sweets shop Amashoudou. One day, Daijirou discovers a giant robot named Doamaiger D in his store's basement. At the same time, enemies called "Mekaijuu" appear in Kyoto and begin wreaking havoc.