Iaito/Shinken Sword Maintenance Kit Model:Standard cardbox This is the bokken used

This is the bokken used in some forms of Kashima Shin Ryu Aikido training

Fuchi: 43 mm x 26 mm x 16 mm

as well as the "Shinkage Ryu" of Kamiizumi from which Muneyoshi received the teachings after having lost a duel against him

Kuyo Sakura (cherry blossom-shaped Navagraha)

not that of the viewer

Iaito/Shinken Sword Maintenance Kit Model:Standard cardbox This is the bokken usedSword Maintenance Kit for Iaito & Shinken Made in Japan Contains: Choji oil (20 mL), Nuguigami, Uchiko, and Uchiko powder. This maintenance kit for your Iaito or Shinken features Choji Abura (Japanese clove oil) to nourish the Saya of the Iaito or to maintain and protect the blade of a Shinken. Further, it also includes a Uchiko (a chalk powder "ball") and Uchiko powder used for the maintenance of steel blades. The third item in the box is the