Affordable suitcases you may find:

Store chains like Off House/BookOff/DonQuijote

Tokyo

• AKKY several
• Ginza Karen
• Ueno, Ameyayokocho
• Tokyo Station 7-8 Floors and -1 (B1) Ace

Osaka

• M coin’s several
• Ginza Karen

Kyoto

• Kyoto Station

Vacuum packaging service

• Henn na Hotel Tokyo Asakusa Tawaramachi Premier
• Henn na Hotel Maihama Tokyo Bay
• APA Hotel & Resort Osaka Namba Ekimae Tower
• MEGA Don Quijote Shibuya Honten