| Post office | Business Hour | 24Hours | Weekend/Holidays |
| Hakodate Central Post Office | 07:00-18:00 (All year round) | Available | Available |
| Kuchan Post Office | 9:00-17:00 (All year round) | Available | |
| Kushiro Central Post Office | 00:00-24:00 (All year round) | Available | Available |
| New Chitose Airport Post Office | 09:00-17:00 (All year round) | Available | |
| Niseko Kanni Post Office | 9:00-16:00(Weekdays) | ||
| Otaru Post Office | 00:00-24:00 (All year round) | Available | Available |
| Sapporo Central Post Office | 00:00-24:00 (All year round) | Available | Available |
| Post office | Business Hour | 24Hours | Weekend/Holidays |
| Aomori Nishi Post Office | 00:00-24:00 (All year round) | Available | Available |
| Post office | Business Hour | 24Hours | Weekend/Holidays |
| Sendai Central Post Office | 00:00-24:00 (All year round) | Available | Available |
| Post office | Business Hour | 24Hours | Weekend/Holidays |
| Chiba Central Post Office | 00:00-24:00 (All year round) | Available | Available |
| Narita Airport Teminal 1 Post Office | 08:30-20:00 (All Year Round) | Available | |
| Narita Airport Terminal 2 Post Office | 08:30-20:00 (All year round) | Available |
| Post office | Business Hour | 24Hours | Weekend/Holidays |
| Arakawa Post Office | 00:00-24:00 (All year round) | Available | Available |
| Asakusa Post Office | 07:00-18:00 (All year round) | Available | Available |
| Ginza Post Office | 00:00-24:00 (All year round) | Available | Available |
| Haneda Airport Post Office | 09:00-17:00 (Weekdays only) | ||
| Hongo Post Office | 0:00-24:00 (All year round) | Available | Available |
| Ikebukuro Seibu Kani Post office | 10:00-18:30(All year round) | Available | |
| Kanda Post Office | 00:00-24:00 (All year round) | Available | Available |
| Meguro Post Office | 00:00-24:00 (All year round) | Available | Available |
| Nakano Post Office | 00:00-24:00 (All year round) | Available | Available |
| Shibuya Post Office | 7:00-21:00 (Week days) 7:00-18:00 (Sun,Sat) | Available | |
| Shinagawa Post Office | 00:00-24:00 (All year round) | Available | Available |
| Shinjuku Post Office | 00:00-24:00 (All year round) | Available | Available |
| Tokyo Central Post Office | 09:00-19:00 (All year round) | Available | |
| Toshima Post Office | 00:00-24:00 (All year round) | Available | Available |
| Ueno Post office | 7:00-21:00 (All year round) | Available | |
| Yoyogi Post Office | 0:00-24:00(All year round) | Available | Available |
| Post office | Business Hour | 24Hours | Weekend/Holidays |
| Kawasaki Chuo Post Office | 8:00-20:00 (Weekdays) 9:00-19:00(Saturdays,Sundays,Holidays) | Available | |
| Yokohama Central Post Office | 00:00-24:00 (All year round) | Available | Available |
| Post office | Business Hour | 24Hours | Weekend/Holidays |
| Nagano Chuo Post Office | 8:00-23:00(All Year Round) | Available | Available |
| Post office | Business Hour | 24Hours | Weekend/Holidays |
| Nagaya Chuo Post Office | 00:00-24:00 (All year round) | Available | Available |
| Nagoya Chubu Centrair Airport Post Office | 09:00-17:00 (Weekdays Only) |
| Post office | Business Hour | 24Hours | Weekend/Holidays |
| Kyoto Central Post Office | 00:00-24:00 (All year round) | Available | Available |
| Post office | Business Hour | 24Hours | Weekend/Holidays |
| Hirakata Post office | 08:00-21:00(All year round) | Available | |
| Itami Airport (Osaka International Airport) Post Office | 09:00-17:00 (All year round) | Available | |
| Kansai International Airport Post office | 09:00-17:00 (All year round) | Available | |
| Osaka Chuo Post Office | 09:00-18:00 (All year round ) | Available | |
| Osaka Minami Post Office | 08:00-18:00 (All year round ) | Available | |
| Osaka North Post Office | 7:00-18:00 (All year round) | Available | |
| Osaka OCAT NAI Post Office | 10:00-18:00 | Available | |
| Shin-Osaka Post Office | 00:00-24:00 (All year round) | Available | Available |
| Tenoji Mio Post Office | 10:00-18:00(Everyday) | Available |
| Post office | Business Hour | 24Hours | Weekend/Holidays |
| Kanseigakuinmae post office | 9:00-17:00(Open only on weekdays ) | ||
| Kobe Chuo Post Office | 00:00-24:00 (All year round) | Available | Available |
| Kobe chuo post office Sannomiya Bunshitsu | 9:00-17:00 (All year round) | Available |
| Post office | Business Hour | 24Hours | Weekend/Holidays |
| Nara chuo Post office | 0:00-24:00 (All year round) | Available | Available |
| Post office | Business Hour | 24Hours | Weekend/Holidays |
| Gobo Post office | 8:00-19:00 (Weekday) 8:00-18:00(Sat) 9:00-16:00(Sun,Holiday) | Available | |
| Wakayama Chuo Post Office | 07:00-18:00 (All year round) | Available |
| Post office | Business Hour | 24Hours | Weekend/Holidays |
| Okayama Cho Post Office | 00:00-24:00 (All year round) | Available | Available |
| Post office | Business Hour | 24Hours | Weekend/Holidays |
| Hiroshima Central Post Office | 00:00-24:00 (All year round) | Available | Available |
| Post office | Business Hour | 24Hours | Weekend/Holidays |
| Matsuyama Madonna Post office | 10:00-18:00 (All year round) | Available |
| Post office | Business Hour | 24Hours | Weekend/Holidays |
| Fukuoka Central Post Office | 00:00-24:00 (All year round) | Available | Available |
| Hakata Post Office | 00:00-24:00 (All year round) | Available | Available |
| Post office | Business Hour | 24Hours | Weekend/Holidays |
| Ooita chuo post office | 0:00-24:00 | Available | Available |
| Post office | Business Hour | 24Hours | Weekend/Holidays |
| Kagoshima Chuo Post Office | 00:00-24:00 (All year round) | Available | Available |
| Post office | Business Hour | 24Hours | Weekend/Holidays |
| Naha Central Post Office | 00:00-24:00 (All year round) | Available | Available |
