The White Cat's Revenge as Plotted from the Dragon King's Lap (復讐を誓った白猫は竜王の膝の上で惰眠をむさぼる, Fukushū o Chikatta Shironeko wa Ryūō no Hiza no Ue de Damin o Musaboru) is a Japanese light novel series written by Kureha and illustrated by Yamigo.

A manga adaptation illustrated by aki began serialization on Kadokawa's ComicWalker website under the Flos Comic brand in August 2017.

Written by Kureha, The White Cat's Revenge as Plotted from the Dragon King's Lap was originally serialized on the user-generated novel publishing website Shōsetsuka ni Narō from January 28, 2015 to March 11, 2024.

[3] It was later acquired by Frontier Works who began publishing it with illustrations by Yamigo under their ArianRose light novel imprint on October 12, 2016.

[4] During their panel at Anime NYC 2019, J-Novel Club announced that they had licensed the series for English digital publication.