Kine Wosamu

A young man called Kanou Ryoto was once saved as a child by a mysterious hero named "Raijin". Ten years later, Ryoto works in his sister's dog cafe. While walking the dogs one day, he happens to save a strange dog from drowning. Soon after a monster attacks his sister and suddenly the dog he had saved earlier starts to talk to him. Not only that, he also teaches him how to transform into a battle hero and protect his loved ones. This is the fateful moment Ryoto changes into Raijin Model One!

Yuna has such bad luck in life that she is told she won't live to be 25 and that she is lucky to be alive. Unlike other people, Yuna thinks she is normal except for the "black fog" she sees, but an "event" that she herself has forgotten has had a major impact on her destiny. When Yuna turns 22, she is depressed because her job search is not going well, when a mysterious beautiful boy appears and saves her from a crisis. He is kind and friendly to Yuna, and his true identity is...?

A woman dies a suspicious death in the forest. Her tragic child, Gai, is adopted by Amon, a master swordsmith. More than ten years later, Gai becomes Amon's apprentice, but loses his right arm in an accident while making a sword. Amon crushes the magical sword "Death Dragon" and rebuilds it as an artificial arm for Gai, but...? A young boy accepts a cruel fate in a whirlwind of battles. Is it darkness that lies ahead for him, or...?