Prism Rhythm (プリズムリズム, Purizumurizumu) is a Japanese visual novel, the fourth installment developed and published by Lump of Sugar.

The characters featured in Prism Rhythm were designed by Natuki Tanihara and Yau Sesena.

Each page focuses on the protagonist Kazuki interacting with a different heroine, Elsterrier, Kasumi, Lia, Gin and Caroline.

[16] Then in the following month June, Prism Rhythm's ranking dropped to 26th place.

[17] Prism Rhythm came 8th in the sales ranking of the year 2010, whilst Hello, Good-bye came 6th.