Sugao’s teacher is going back to Japan to renew his passport, so Sugao hands him a gift for Ashibe.
As soon as Teacher arrives in Japan, he is met with generous friends of Ashibe. 
But will his usual habit present itself and overstay his welcome?
Stay as long as you like.
ابقَ قدر ما تشاء
Bleiben Sie so lange, wie Sie wollen.
Si fermi pure quanto desidera.