Blue Period
Blue Period is a manga series.
In detail
It is recorded as the work of Tsubasa Yamaguchi. Publication is recorded by Afternoon KC and Kodansha Comics. The recorded language is Japanese.
It is associated with Japan. Recorded genres are coming-of-age anime and manga and drama anime and manga.
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“Blue Period (manga)”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q74458180: Blue Period
Consult the source