B2B Office & Consumables E-commerce (MRO)
"Tanomail"
Over 2 million items — from office supplies to daily necessities
and medical/care products — for businesses of all kinds
Tanomail is a B2B e-commerce service by Otsuka Corporation covering a vast range of products — from stationery and office supplies to daily goods, factory materials, and medical/care items.
With over 2 million products, Tanomail serves an incredibly diverse range of workplaces, including general corporations, medical facilities, and care facilities.
Membership is required to use the service, but registration and annual fees are completely free.
Eligibility Requirement
Tanomail is available exclusively to corporations registered in Japan (法人登記). Individual customers or overseas-based entities without a Japanese corporate registration are not eligible for membership. If you are unsure whether your organization qualifies, please contact us.
Why choose Tanomail?
Key Features 💡
Orders totaling ¥500 or more (tax included) ship at no extra charge — even for small orders.
Orders placed by 11 AM on weekdays (excluding holidays) are delivered the same afternoon in eligible areas.
※ Availability varies by delivery area and product.
From stationery and OA supplies to factory materials and medical/care products — one-stop procurement for every industry.
※ Some medical/care items require a separate "Care Tanomail" registration.
Mix colors and sizes and still get bulk discounts. No need to order all the same — combine as you need and save.
Featured bulk discount service
Tano-wari Mix
Get discounts when you buy a set quantity of items in the same product group — even across different colors and sizes. The more you combine, the better the unit price.
Typical Bulk Discount
Buy 10 black pens to qualify for a discount
You end up with excess stock…
Before
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How to Get Started
Apply or Inquire
Submit your application via the registration form, or contact us directly and we will assist you.
Briefing ※1
Our representative may contact you to confirm your registration details and billing information.
※1 A briefing may not always be required.
Account Setup
We will send your order ID and a dedicated URL by email (or fax) within approximately 1–3 business days after application.
※ Timing may vary depending on the content and processing status of your application.
Start Using Tanomail
Log in to your dedicated Tanomail site and begin placing orders for your office and business needs.
FAQ
Frequently Asked Questions
What payment methods are available?
- Bank transfer
- Convenience store payment slip ※1
- Direct debit (bank account transfer) ※2
※1 Applicable for payments under ¥300,000 per transaction. Bank transfer is required for amounts ¥300,000 or more.
※2 Setup for direct debit may take 1–2 months to complete.
Can you source or quote items not listed in the catalog?
Yes. We will check availability and provide a quotation. Please use our quote request form (Japanese). Feel free to reach out anytime.
Do you issue qualified invoices (Qualified Invoice System)?
Yes. Office Maker Co., Ltd. is registered as a Qualified Invoice Issuer. Please contact us for details.
My organization is registered in Japan — am I eligible?
Yes. Any corporation with a valid Japanese corporate registration (法人登記) is eligible. Individual customers or organizations without Japanese registration are not eligible. If you are unsure, please contact us.
Authorized Tanomail Dealer
Office Maker Co., Ltd.
- Head Office
- ShibaDaimon Sanwa Bldg. 2F, 2-2-2 Shiba Daimon, Minato-ku, Tokyo 105-0012, JAPAN
For inquiries in English, please use our contact form. We will respond by email within 2–3 business days.
"Tanomail" is a registered trademark of Otsuka Corporation. Office Maker Co., Ltd. is an authorized dealer of Otsuka Corporation's "Tanomail" service.