A music festival in Hokkaido – and the seismic changes that took place in each of their lives.

This time the story revolves around the planet Pluto, which governs destruction and rebirth. The members of the Full Moon Coffee Shop are attending a music festival in Hokkaido. Koyuki, who has come to Sapporo city for a job change, goes to seeMadame, a tea specialist who once met the Master of the Full Moon Coffee Shop. Madame tells the story of her old days in the town of Otaru, and her heart-wrenching past, when life went from heaven to hell. However, after hearing from the Master that the stars follow a similar cycle, she became self-reliant and stronger. Although destruction cannot be reversed, rebirth is possible. This is a story is wrapped in kindness – a feel-good and heart-warming book. Book Four also includes a short story titled ‘A Happy Servant’.

The Full Moon Coffee Shop series has sold over 300,000 copies in total.

Book Five (Autumn' Long Nights and Moonlit Tea Gatherings) was published in December 2023.