kaihei
1. opening and shutting; opening and closing
★ Common
Noun
#34039
1. opening and shutting; opening and closing
1. By opening and closing; With opening and closing
1. Opening and closing; On/off
1. Opening and closing.
1. Opening and closing; Was opening and closing
1. If/when opening and closing; When opened or closed
1. If/when opening and closing; If it were to open and close
1. Was opening and closing.; Was opened and closed.
1. Wasn't opening/closing.; Wasn't operating.
1. If/when opening and closing; If it opens and closes