As the power of the Tokugawa Shogunate becomes firm, Hattori Hanzo struggles against Sarutobi Sasuke and Sanada Yukimura. At the same time, Sasuke and Yukimura are plotting a new trick with the Satsuma clan ....

The inhabitants of a small Japanese town become increasingly obsessed with and tormented by spirals.

In the immense city of Tokyo, the darkness of the afterlife lures some of its inhabitants desperately trying to escape the sadness and isolation of the modern world.

In a private school built 70 years ago in wooded areas, tragic events begin to occur. Seemingly innocent occult play by a few girls turns into a bloody fight with mystical forces.

Ryo Hanaki was raised to be a professional assassin. One day he was defeated by some accident in the mission. Here he meets Rio, an attractive high school girl. He spent days as a heartless assassin, but his life starting changes after he helps Rio. By a twist of fate, Rio who was a complete unknown became an assassin target overnight. A single mistake from his decision to save Rio decided the destiny of the masses...

In the time of the peaceful Toyotomi Era, Shinotada, the master of Kochi Family, a source of revenue for the Tokugawa, is trying to marry his younger sister Princess Fuji to Akinobu Sunekazura, who has connections with the rival Toyotomi, in order to bring peace. One of sixteen great warriors of Tokugawa, Hattori Hanzo, entrusts his wish and gathers the remnants of Iga Village, which was destroyed by Oda Nobunaga, and orders them to guard Princess Fuji. The Council of Elders of Sunekazura, hire the Fuma Ninja led by Fuma Kotaro, joined by the Koga Ninja, led by Sarutobi Sasuke, who is serving Hideyoshi Toyotomi, to assassinate Princess Fuji! Can Hanzo Hattori with the Iga remnants prevent this evil plot and protect the princess? Once again, Shinichi "Sonny" Chiba plays the leading role of Hanzo Hattori with his old enemy, Sarutobi Sasuke, played by Hiroki Matsukata. The presence of both famous actors will overwhelm any audience!

Minoru is diagnosed with cancer and undergoes surgery, but it is soon discovered that the cancer has spread to his lymphatic system and he is prescribed anti-cancer drugs. He is soon plagued by severe side effects such as vomiting, skin rash, and hematuria, and begins to distrust hospitals.

20 years since the shocking final episode aired on January 19, 2003...On January 19, 2023, the anniversary of the final episode, a gorgeous cast will be in attendance at Theater G Rosso. With Nobuhiro Suzumura, who also served as the director, as MC, a talk event similar to a reunion was held, focusing on reminiscences from the time of filming. In response to many requests for a Blu-ray version, the Blu-ray of "Kamen Rider Ryuki 20th Anniversary Alumni Talk Event" will be released! What exactly happened at the final event of the 20th anniversary, which included the appearance of a secret guest and delivered more cheers than originally expected?