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Corporate Data
| Name | Masa Sports System Inc., |
| Intention | MSS was established for the purpose to develop Japan's spots circle and to promote nation's health. Among the national project, "Sports for All," MSS carries 'sports barrier free' as their philosophy to develop sports tradition and sense throughout the nation's lifetime. |
| Location/ Address | <Head Office>: 5-2-19, Jingumae, Shibuya-ku Tokyo, 150-0001 <Event Office>: 2-11-10, Kta-Aoyama, Minato-ku Tokyo, 107-0061 |
| Executives | Masamoto Yamada, the President of MSS |
| Council | |
| Staff | 13 |
| Coaching Staff | 50 |
Executive Profile
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| Masamoto Yamada | |
| Born in 1960 | |
| Tennis abroad Florida to Study Tennis in 1980 | |
| Inter College Tournament in 1980 | |
| Champion of Tokyo Open Tennis Tournament in 1983 | |
| Champion of Tennis in National Athletic Meet (in Okinawa) in 1984 | |
| Participant of All Japan TennisTournament since 1984 |
| Hightest National Ranking 32 |
| Satellite Circuit Particilant in1985 to 1988 |
| Rank in Florida 13 |
| Established MSS Inc. in 1990 |
| Supervisor of Nihon University Tennis club (women) in 2000 |
| Part-time professor of Nihon University Bioresource Sciences |
| President of Japan Beach Tennis Association (JBTA) |
| Commissioner of Jaoan Tennis Association (JTA) |
| Head of MSS Treatment Room |