It was Dobelman, not a cat wearing boots (Volume 1-3), not a cat wearing boots (Volume 1-3)

Publisher: Ohno Tsutomu
Author: Ono Tsutom
Size: 128mm x 182mm
Number of books: 3
Language: Japanese
Category: Youth manga, manga
Latest release date: 2020-08-25

Synopsis:
There was a hero who once saved the world. Its name is Big One Black Tetsu. However, after 13 years, black iron became a deceased, and his partner Dobelman was unknown. Tetsu, a boy living in an orphanage, longed for black iron in his childhood, but now his passion has cooled down and runs part -time to help the orphanage. However, Tetsu learned that an important orphanage would be demolished in land development, and decided to get into the landowner. While returning to the landowners' subordinates, the Big One Black Tetsu's buddy, Dobelman, appeared in front of me. Action adventure active play that Toshihide and Tsutomu release newly- !!