The official website of Hakusensha’s Young Animal Arashi magazine has announced that Ryuta Amazume’s Boku dake Shitteru Ichimiya-san (The Ichimiya-san Only I Know) manga will end in the magazine’s next issue on April 6, 2018.
Amazume launched the manga in Young Animal Arashi in November 2016. Hakusensha published the manga’s second compiled book volume in December 2017.
Source: ANN