While Hasebe is away on an expedition, Kikkou Sadamune and Sengo Muramasa compete to see who will take care of Master in his place. Hirano finds Uguisumaru writing about Ookanehira and asks to learn more about the newcomer.
January - I Must Become Stronger
February - I Wish Tomorrow Will Be a Good Day, Too
March - I Will Not Lose!
April - Because You're Our Comrade in This Citadel
May - What I Can Do Because I'm Me
June - We're Counting on You from Now On, Too
July - Now, It's Do-Or-Die
August - So Let's Keep This a Secret, Okay?
September - Sometimes It's Nice...
October - See, It's Fine, Right?
November - I'm Counting on You
December - Stories of Hanamaru Days