"‘Healing fiction’ is a newly named genre, but these types of books have been popular in Japan and South Korea for decades. In Korea, these books are often labeled K-Healing, while the term healing fiction opens the genre up to cover books from Korea, Japan and beyond. 'Healing fiction describes stories about ordinary people, set in ordinary places, who are struggling with real, common problems like heartbreak or loneliness,' says book pro Tara O’Connor, senior publicist at Berkley, an imprint of Penguin Random House. 'These books often feature a dose of magical realism and the characters, ultimately, learn an inspiring lesson that improves their lives—and offers them a path to healing.'"

(Definition taken from this article here)