From Dark Horse:
Geralt trails the mythical Lady of Snow in this original manga taking the witcher to new lands inspired by ancient Japan. In a new world inspired by Edo-period Japan, Geralt is faced with difficult moral choices while battling a variety of yokai and oni, creatures inspired by Japanese myths. Each encounter drops a clue in his desperate search for a mysterious apparition known as the Lady of Snow, yuki onna, for she is the key to who Geralt seeks, but finding her won't be easy.

Presenting a new story in The Witcher universe based on the rich traditions of Japanese folklore. Here, the role of a witcher is just as essential--as dangerous spirits and demons are constantly on the prowl.