Responses
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It appears to be from an anthology called BLT48. The best I can find is a version in chinese - which I think says the cover illustration is done by Kyuugou?
https://myreadingmanga.info/psyche-delico-boys-love-tall-fortyeight-cn/
http://iweb9.mangapicgallery.com/r/newpiclink/tasogare_wa_karera_no_jikan/3/6a9360f64e05dfaa80561fe3adefd5ac.jpeg what is his manga called pls