Keinosuke (Masakazu Tamura) is a ronin (wandering samurai) who lives on the streets although he is a nobleman. There’s just one woman in this world that he loves, Shiho (Emi Wakui) but when he meets her again, she is already someone else’s wife. Her husband is a key person in the Chushingura incident. Love reignites between Keinosuke and Shiho but they get caught up in the spiral of fate of the Chushingura incident...
Takeshi Hongo is a promising young man with a passion for motorcycle racing. However, his dreams are suddenly ruined when he gets kidnapped by Shocker, the evil secret organization planning to dominate the world. After being remodeled into a cyborg, Takeshi escapes and swears to protect the world from the inhuman monsters.
Every year on the fourth of January, Shobei's soba restaurant serves "Sanada Soba"; soba noodles topped with grated spicy daikon radish. Even regulars refrain from coming to the restaurant because of the extra spicy soba. But on year, a stranger comes in and finishes the bowl, announcing that it tastes familiar. The man begins to visit every year on the 4th of January to eat Sanada Soba. Shobei develops a warm feeling towards the peculiar customer he interacts with once a year.
