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Japanese online pharmacy and healthcare platform selling over-the-counter medicines online with pharmacist chat support.

Last updated September 27, 2026

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Nov 4, 2026
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Overview

Minacolor (株式会社ミナカラ, minacolor inc.) is a Japanese healthcare company headquartered in Shibuya, Tokyo, that operates an online pharmacy and related digital health services. It was founded in November 2013 as Healthcare Style Laboratory Co., Ltd. (株式会社ヘルスケアスタイルラボラトリー) by founder Shinya Kina, and launched its online medical service "minacolor" in August 2014. In September 2015 the company changed its name to Minacolor Co., Ltd. The company's core business is the internet sale of over-the-counter (OTC) medicines, complemented by chat consultations with pharmacists and the publication of healthcare-related articles. Its service lineup includes an online pharmacy, healthcare content, and online medical consultations (online diagnosis). The company frames its mission around making healthcare more accessible and emotionally engaging, working not only in the handling of medicines but also in the design of systems for drug development and distribution and in the design of concrete user experiences. In October 2021, NTT Docomo and Medley jointly acquired shares in Minacolor, making it a consolidated subsidiary of NTT Docomo. Leadership has changed several times: in October 2021 Tetsuya Mikejiri became representative director and chairman and Kohei Takiguchi became representative director and president; in February 2023 Hiroaki Takaoka became chairman and Momoko Oshima became president; and in October 2023 Miki Nanbu became chairman and Shun Okada became president. Minacolor positions itself at the intersection of pharmacy expertise and technology and design, aiming to support individuals closely in their healthcare needs. It operates primarily in the Japanese market.

History

Minacolor was established in November 2013 in Minato, Tokyo, as Healthcare Style Laboratory Co., Ltd. (株式会社ヘルスケアスタイルラボラトリー) by founder Shinya Kina. In August 2014, the company officially launched its online medical service "minacolor." In September 2015, it changed its corporate name to Minacolor Co., Ltd. (株式会社ミナカラ). The company built its business around the internet sale of over-the-counter medicines, adding pharmacist chat consultations and healthcare articles. Its services expanded to include an online pharmacy, healthcare content, and online medical consultations. In October 2021, NTT Docomo and Medley jointly acquired shares in Minacolor, making it a consolidated subsidiary of NTT Docomo. That same month, Tetsuya Mikejiri became representative director and chairman, and Kohei Takiguchi became representative director and president. In February 2023, Hiroaki Takaoka became chairman and Momoko Oshima became president. In October 2023, Miki Nanbu became chairman and Shun Okada became president. As of the latest available information, Minacolor is headquartered in Shibuya, Tokyo, and operates primarily in the Japanese market.

  • 2023

    Hiroaki Takaoka became chairman and Momoko Oshima became president

  • 2023

    Miki Nanbu became chairman and Shun Okada became president

  • 2021

    NTT Docomo and Medley jointly acquired shares; became NTT Docomo consolidated subsidiary

  • 2021

    Tetsuya Mikejiri became chairman and Kohei Takiguchi became president

  • 2015

    Changed company name to Minacolor Co., Ltd.

  • 2014

    Officially launched online medical service "minacolor"

  • 2013

    Founded as Healthcare Style Laboratory Co., Ltd. in Minato, Tokyo

Products and positioning

A digital healthcare platform combining pharmacist expertise with technology and design to make healthcare more accessible and engaging.

  • Online pharmacy

    Internet sales of over-the-counter medicines with pharmacist chat consultation.

  • Healthcare content

    Articles and information on healthcare topics.

  • Minacolor online medical consultation

    Online medical consultation service.

Sources3 sources

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