History
| 1968 Sep | Begin operation in Shinjuku, Tokyo. |
|---|---|
| 1969 Mar | Company established with a capital of 2,000,000 yen.(Company President Masaru Nemoto) |
| 1970 Mar | Nobuo Nemoto appointed as the Company President. Established Fontaine (Co) in Osaka as a sales company for their new product Fontaine wig made by Kaneka (Co). |
| Aug | Kaneka (Co) receives all stock and changes the company name to Fontaine (Co). |
| 1979 Jan | Fontaine established, inherits business from the old Fontaine (Co). |
| Jul | First corporate body established in the United States as Aderans Corporation of America. |
| 1985 Aug | Fontaine Co made into its subsidiary. |
| Sep | Stock registered in the Japan Securities Dealers Association. |
| 1986 Oct | Aderans Thailand established. |
| 1987 Jan | Listed in Tokyo Stock Exchange 2nd Section. Capital: 7,088,000,000 yen |
| May | Haruo Ookita appointed as the Company President. |
| Jun | Made International Hair Goods Co into its subsidiary. |
| 1988 Mar | Main office construction completed. |
| Dec | Listed in Osaka Stock Exchange 2nd Section. |
| 1989 Mar | Made Rene of Paris Co into its subsidiary. |
| 1990 Jan | Aderans Taiwan established. |
| Apr | Started expanding into women-only salons. |
| 1992 Jan | Aderans Europe established. |
| Mar | Made the companies listed below into its subsidiaries. Gesmofra Camaflex, France Monfea, Mode Camaflex, Germany Monfea, Moden Camaflex Belgium |
| Sep | World Quality Co established. |
| 1994 Mar | Made Van Nooijen into its subsidiary. |
| Nov | Aderans Holding Co (Now the Aderans America Holding, Inc.) established. |
| Dec | Fontaine Co stock registered to the Japan Securities Dealers Association. |
| 1995 May | Takayoshi Okamoto appointed as the Company President, and Nobuo Nemoto appointed as the Chairman. |
| 1996 May | Simpli Craft Co established. |
| Sep | Merger with Aderans Kogei Co. |
| 1997 May | Aderans Siam established. |
| Jun | First "Satellite Shop" opens in Kisarazu. |
| Aug | Stock now sold in 100s and 1000s units rather than individually. Listed in the First Section in both Tokyo Stock Exchange and Osaka Stock Exchange. Capital: 12,276,000,000 yen. |
| Oct | Monfea Moden obtains the business rights to Wittmann, Weiss & Bauer G.m.b.H. |
| 1998 Mar | Makes New Concept Co into its subsidiary. |
| Sep | Makes General Wig Co into its subsidiary. |
| Nov | Fontaine gets listed in the 2nd Section of the Tokyo Stock Exchange. |
| 1999 Sep | World Quality Co and Aderans Thai obtain ISO-9001-14001. |
| Oct | Tokyo Hair Beauty School established. |
| 2000 May | Aderans Korea established. |
| Dec | Starts a new salon business. |
| 2001 Apr | ADN Co established. (Merger between Nakajo Golf Club Co and Aderans Planning Co.) Aderans Co established. |
| Aug | Made Bosley Medical Institute (now Bosley), Starling Accommodations Co, and Bosley Medical Canada Co into its subsidiaries. |
| Dec | Japanese Conference of Hair Business (Nihon Mouhatsugyo Kyougikai or NMK) established, and Aderans Co became its member. |
| 2002 Jan | Aderans Philippines established. |
| May | Made Trend Co into its subsidiary. |
| Jun | Aderans Research Institute established. |
| Sep | Aderans Singapore established. |
| 2003 Dec | Acquires Fontaine KK as subsidiary (stock delisted) |
| 2004 Feb | Takayoshi Okamoto appointed as the Chairman, CEO. Katsuji Tokumaru appointed as the Company President, COO. |
| 2005 Jan | Made Carl M Lundh Co into its subsidiary. |
| Dec | Aderans Shanghai established. |
| 2007 Mar | Bosley International Holdings Co established. |
| May | Bosley Mexico Co established. |
| Jul | Aderans Medical Holdings Co established. |
| Aug | Made MHR Co into its subsidiary. |
| Sep | Due to a spin-off, Takayoshi Okamoto was appointed as the Company President of Aderans Holding (Aderans Co before) and Katsuji Tokumaru was appointed as the Company President of Aderans Co (new). |
| 2008 Feb | HT Support Service Co established. |
| Aug | Kiyoshi Hayakawa appointed as the Company President of Aderans Holdings. |
| 2009 Jun | Nobuo Watabe appointed as the Aderans Holdings Company President. |
| Nov | Aderans Hair Goods Co established (Integration of International Hair Goods Co, New Concept Co, General Wig Co, Rene of Paris Co, and Aderans Retailing Co.) |
| Dec | Tadao Otsuki appointed as Aderans Holdings' Company President and COO. |
| 2010 May | Bosley absorbs MHR Co and Aderans Medican Holding Co. Tadao Otsuki appointed as Aderans Holdings' Company President and CEO. |
| Sep | Aderans Holdings integrates Aderans Co and Fontaine Co and changes the name to Unihair Co., Ltd. |
| 2011 Feb | Nobuo Nemoto appointed as Unihair's Company Chairman and President. |
| Jul | Unihair changes the name to Aderans Co., Ltd. |
| 2012 Sep | Made Le Nouvel Espace Beauté SA into its subsidiary. |
| 2013 Apr | Made HC (USA) Inc. into its subsidiary. |
| 2014 May | Aderans Lao Co., Ltd. established. |
| 2016 Jul | Made Reizvoll Co., Ltd into its subsidiary. |
| Oct | Made Hi-Net Co., Ltd into its subsidiary. |
| 2017 Feb | Stock delisted. |
| 2017 Mar | Nobuo Nemoto appointed as the Representative Director, Chairman. Yoshihiro Tsumura appointed as the Group CEO, Representative Director, President. Aderans Medical Research Co., Ltd. established. |
| Apr | Aderans Hong Kong Ltd. established. |
| Oct | Lao Quality Sole Co., Ltd. joined the Aderans Group. |
| 2018 Feb | Aderans Total Hair Solution Iberia S.L. established. |
| Aug | Made Amekor Industries, Inc. and Estetica Designs, Inc into its subsidiary. |
| 2019 Sep | Made The London Hair Clinic Ltd. into its subsidiary. |
| Nov | Aderans Korea, Inc. established. |
| 2021 Mar | Aderans BIO Co., Ltd. established. |
| Nov | Made In Vogue, LLC into its subsidiary. |
| 2022 Jan | Reduce paid-in capital to \100 Million |
| May | HairClub Canada Corporation estabilished. |
| 2023 Jan | Absorption-type merger with Hi-net Co., Ltd. |
| 2024 May | Hiromasa Suzuki appointed as Group CEO, Representative Director, President. |