| August 2002 | Became a member of the Gyoseishoshi Lawyers of Tokyo organization. Established IMS International Legal Office, a client relations law firm that focused on Japanese and U.S. visa consulting, located in JT Building, Toranomon, Minato Ward, Tokyo |
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| November 2003 | Commissioned by the University of Tokyo Graduate Schools of Engineering and Information Science and Technology to provide clerical agency work related to Japanese visa acquisition for foreign students and researchers. |
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| July 2004 | Commissioned by Institute of Science Tokyo【Former names Tokyo Institute of Technology】 (Ookayama Campus) to provide clerical agency work related to Japanese visa acquisition for foreign students and researchers. |
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| December 2004 | Commissioned by the University of Tokyo (Kashiwa Campus) to provide clerical agency work related to Japanese visa acquisition for foreign students and researchers. |
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| July 2005 | Commissioned by Institute of Science Tokyo【Former names Tokyo Institute of Technology】 (Suzukakedai Campus) to provide clerical agency work related to Japanese visa acquisition for foreign students and researchers. |
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| November 2006 | Started services for all of University of Tokyo to provide clerical agency work related to Japanese visa acquisition for foreign students and researchers. |
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| March 2007 | Changed organizational structure into an administrative scrivener corporation |
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| December 2007 | Changed company name to "IMS Legal Professional Corporation" and moved head office to Lawyer's Building No. 2, Nishishimbashi, Minato Ward, Tokyo |
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| April 2008 | Started American visa consulting service for all departments and campuses of University of Tokyo |
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| August 2008 | Commissioned by the Graduate University for Advanced Studies to provide proxy services for Certificate of Eligibility for Resident Status applications. |
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| December 2013 | Joined the American Chamber of Commerce in Japan (ACCJ) as a corporate member. Comissioned Japanese and U.S. visa applications from other ACCJ members |
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| April 2014 | Surpassed 20,000 applications submitted to the Immigration Bureau (now the Immigration Services Agency of Japan) |
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| December 2014 | Started services for all of Keio University to provide clerical agency work related to Japanese visa acquisition for foreign students and researchers, in addition to general American visa consulting services |
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| January 2016 | Commissioned by Tokyo University of Agriculture and Technology to provide proxy services for Certificate of Eligibility for Resident Status applications. |
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| May 2016 | Head office relocated within Nishishimbashi, Minato Ward, Tokyo |
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| July 2016 | Surpassed 25,000 applications submitted to the Immigration Bureau |
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| August 2016 | Signed contract wtih Tokyo University of Science to provide visa consultations and proxy application submission to the Tokyo Immigration Bureau |
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| September 2016 | Signed business advisory contract with Hosei University for inquirires related to resident status in Japan |
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| December 2017 | Commissioned by Hitotsubashi University to provide proxy services for Certificate of Eligibility for Resident Status applications. |
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| September 2018 | Surpassed 28,000 applications submitted to the Immigration Bureau |
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| August 2019 | Established Vietnam office branch in Hanoi, Vietnam |
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| December 2019 | Surpassed 29,000 applications submitted to the Immigration Bureau |
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| January 2020 | Began offering support services for Vietnam visas and establishing corporations in Vietnam |
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| December 2020 | Surpassed 30,000 applications submitted to the Immigration Bureau |
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| December 2021 | Surpassed 35,000 applications submitted to the Immigration Bureau |
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| December 2022 | Surpassed 38,000 applications submitted to the Immigration Bureau |
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| December 2023 | Surpassed 42,000 applications submitted to the Immigration Bureau |
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| December 2024 | Surpassed 46,000 applications submitted to the Immigration Bureau |
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| December 2025 | Surpassed 51,000 applications submitted to the Immigration Bureau |
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