Volume 4 is volume four of the Hinowa ga Yuku! series.
- Chapter 18: The Tenrou Nation
- Chapter 19: The Invasion of Uminari Island
- Chapter 20: The Foot Soldier
- Chapter 21: The Foot Soldier (Part 2)
- Chapter 22: Premonition of a Coming Storm
- Chapter 23: Rinzu's Bridegroom
- Chapter 24: Rinzu's Bridegroom (Part 2)