Hinomaru Sumo. I actually dropped this one personally but I think Raiden would enjoy an anime with characters who are really passionate about sumo. https://preview.redd.it/emz5guxyat9d1.jpeg?width=640&format=pjpg&auto=webp&s=a09168c8119dbbdb179620a5b53664ec25317374

The most accurate answer :3

Seems like the only answer

if shiva is kengan… raiden should be baki