A story about regrets that remain even after death.

Players take on the role of Kuon Yuu, a messenger from Kakuriyo—the realm where souls linger before passing on—and investigate the lingering regret of Oda Nobunaga after the Incident at Honnō-ji.

Nobunaga believes his regret is simple: the dream of unifying the nation.

Yet the records you uncover and the words left behind by others gradually reveal a different truth.

Explore Japanese-inspired towns and dungeons, recover forgotten records, and engage in conversations with Nobunaga as you uncover the meaning of his final regret.

What is a lingering regret?

What feelings do people leave behind when they die?

Follow the words of historical figures and the feelings left behind by ordinary people as you search for the answer Oda Nobunaga truly sought.

Features

■ Uncover Oda Nobunaga's Final Regret

After his death, Nobunaga remains in Kakuriyo.
Discover what he truly sought in life.

■ Exploration and Record Collection

Explore Japanese-style towns and dungeons, battle enemies born from lingering attachments, and recover lost records that reveal the truth.

■ Conversations That Shape the Story

Present your findings to Nobunaga and gradually uncover the hidden meaning behind his regret.

■ Original Piano Soundtrack

Featuring original piano compositions created by the developer.
Themes evolve throughout the story, reflecting Nobunaga's changing emotions and the journey toward the truth.

■ Short Dark Fantasy Adventure

A short dark fantasy adventure that can be completed in approximately 1 hour.