4x1 - Time Scoop Hunter: The Timekeepers

January 7, 2023

4x2 - Another Story: How Fist of the North Star Came to Be

January 28, 2023

4x3 - Another Story: "SUKIYAKI" - Behind Japan's No. 1 US Hit

February 11, 2023

4x4 - SAMURAI WISDOM: Takeda Shingen

March 4, 2023

4x5 - YOKAI: Exploring Hidden Japanese Folklore – HIMEUO

March 18, 2023

4x6 - SAKURA TRUTH

March 25, 2023

4x7 - Time Scoop Hunter: A Boiling-hot Tocha Battle!

June 17, 2023

4x8 - SAMURAI WISDOM: Tokugawa Ieyasu

June 24, 2023

4x9 - SAMURAI CASTLES: Hikone Castle

July 1, 2023

4x10 - History Uncovered: Muramasa - Cursed Blade

July 8, 2023

4x11 - SAMURAI CASTLES: Matsumoto Castle

July 29, 2023

4x12 - RIKYU TRUTH

August 5, 2023

4x13 - The Floating World - First Contact

August 12, 2023

4x15 - YOKAI: Exploring Hidden Japanese Folklore – TOMOKAZUKI

September 2, 2023

4x16 - YOKAI: Exploring Hidden Japanese Folklore – KONAKIJIJI

September 30, 2023

4x17 - YOKAI: Exploring Hidden Japanese Folklore – USHIONI

October 7, 2023

4x18 - SAMURAI WISDOM—DATE MASAMUNE

October 21, 2023

4x19 - History Uncovered: Tsukumo Nasu - Power in a Tea Caddy

October 28, 2023

4x20 - MOUNT FUJI TRUTH

December 2, 2023

4x21 - History Uncovered: Muramasa - Cursed Blade

December 15, 2023

The Japanese sword, a formidable weapon now appreciated as a work of fine artisanship. The samurai particularly valued Muramasa blades. Over 400 years ago, shogun Tokugawa Ieyasu himself wielded a Muramasa as he secured his leadership over a unified Japan. But his sword was also thought cursed. The Tokugawa shoguns passed the weapon down over the generations. But why? Japanese sword expert and former British Museum curator Paul Martin explores the mystery of this legendary cursed blade.