Posted By:
Richard Massonfrom our Japanese office:
" On the left the 2 characters are ‘stick’ and ‘ball’. (“Bo” and “kyu”) The current word for baseball in Japanese is “Ya-kyu”, which means ‘field’ and ‘ball’. The ‘kyu’ is the same character in both. "
Now you know as much as I do. It would make sense if this was a series depicting multiple sports.