According to the official twitter account of Mangaoh, Higashiya Meme's four-panel manga "Recorder to Randoseru
" was announced to get a TV anime adaptation. It will start on January 5th.
Cover of Recorder to Randoseru manga vol.1
Some panels of the manga: 1
Miyagawa Atsushi is an 11-year-old boy. Since he is 180 centimeters tall and has a grown-up looking build, he has always been running into troubles. On the other hand, his 17-year-old elder sister Atsumi is only 137 centimeters tall and has a childish looking build. Atsumi takes good care of Atsushi, who acts his true age.
Note: Japanese elementary school pupils usually carry a recorder in their randoseru.
Recorder to Randoseru