Humancore - Connecting People, Spreading Joy and Surprise.

ABOUT US

25th
Into the Next Decade

We are Humancore,
a global trading company specializing in
reused smartphones,
wireless and telecommunications equipment,
and other mobile-related products.

BUSINESS

Refurbished Smartphones / Used Smartphones / Used Smartphones

We have the know-how to smoothly deliver what you need to the customers who need it through reused smartphones.

MVNO SIM cards

We sell y.u mobile entry package with purchase benefits.

Overseas import/export consulting

We help our corporate clients procure goods overseas by utilizing Humancore's expertise in overseas transactions.

Transceivers for business use

We sell and maintain transceivers for business use.

COMPANY

Message from CEO

Company Overview

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Company

COMPANY

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Message from CEO

Company Overview

NEWS

2025.11.07

【News】IMEI Network Status Checker Now Available on RE:FON

We are pleased to announce that the IMEI Network Status Checker feature has been newly added to RE:FON, our B2B platform for pre-owned smartphones and tablets.

https://refon.humancore.co.jp/imei-checker

With this feature, users can simply enter an IMEI number to instantly check
the network usage status (○ / ▲ / × / –) of major mobile carriers directly on RE:FON.
This helps reduce risks during purchasing and selling, while improving transaction transparency.

In addition, this feature is available free of charge for all users, including the general public.
No account registration is required, and the tool offers a clean and easy-to-use interface for anyone to use comfortably.

We will continue to enhance RE:FON with functions that support safer and more efficient device transactions.

2025.09.22

【News】B2B Pre-owned Smartphone Platform “RE:FON” Featured in Reuse Economy News

We are pleased to announce that our B2B online trading platform for pre-owned smartphones, RE:FON, was featured in the September 22, 2025 edition of Reuse Economy News.

The article highlights the launch of RE:FON, its key features, and its business development both in Japan and internationally.

▶ Read the article here: https://www.recycle-tsushin.com/news/detail_116...

2025.08.19

Release Announcement: "RE:FON" B2B Platform for Reused Smartphones

We are pleased to inform you that Human Core Co., Ltd. has launched a new B2B trading platform, “RE:FON”, specializing in smartphones and related products.

Through this platform, your company can register both “products you wish to sell” and “products you wish to purchase,” enabling information sharing and transactions with other participating companies. You can also browse a wide range of offers and requests, making the platform a valuable resource for market research and business opportunities.
Please note that the use of this platform is free of charge.

B2B Trading Platform “RE:FON”
https://refon.humancore.co.jp/

To open an account, we require an eligibility review based on factors such as credit information, business continuity, and company scale. Please note that only one account will be issued per company.

If you have any questions, please do not hesitate to contact us.

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