Headquarters

• Tennozu (Head Office)

  Here, we operate GSTV, plan its future and manufacture and repair jewelry.

  Head Office Address
  Building T2, 2-2-43 Higashi-Shinagawa, Shinagawa-ku, Tokyo 140-0002, Japan
  ■ 5 min on foot from Tennozu Isle Station on the Tokyo Monorail and Rinkai Line

  General inquiries ：corp_info@corporate.gstv.jp

  

GSTV Showrooms

We operate in major cities in the Hokkaido, Kanto, Chubu, Kinki and Kyushu areas,
as well as at the Tennozu Showroom adjacent to our head office.
Our showrooms Business hours: 11:00 AM–7:00 PM Closed: Wednesdays

• Tennozu Showroom

  TEL：0120-570-126
  Building T2, 2-2-43 Higashi-Shinagawa, Shinagawa-ku, Tokyo 140-0002, Japan
  ■ 5 min on foot from Tennozu Isle Station on the Tokyo Monorail and Rinkai Line

  

• Ginza Salon

  TEL：0120-570-771
  DEAR GINZA 1F, 1-6-8 Ginza, Chuo-ku, Tokyo 104-0061, Japan
  ■ Approx. 2 min on foot from Ginza 1-chome Station, 5 min on foot from Kyobashi Station and 6 min on foot from Ginza Station
  ■ Approx. 5 min on foot from JR Yurakucho Station
  ■ Approx. 7 min on foot from Takaracho Station on the Toei Asakusa Line

  

• Shinjuku Showroom

  TEL：0120-570-152
  Exside Minami-Shinjuku bldg. 2-7-5 Yoyogi, Shibuya-ku, Tokyo 151-0053, Japan 1st floor
  ■ Approx. 1 min on foot from Shinjuku Station on the Toei Shinjuku Line and Toei Oedo Line
  ■ Approx. 3 min on foot from Shinjuku Station on JR and Keio Lines
  ■ Approx. 6 min on foot from Minami Shinjuku Station on Odakyu Odawara Line

  

• Yokohama Motomachi Showroom

  TEL：0120-570-423
  102 La Celle Court Motomachi, 5-181-1 Motomachi, Naka-ku, Yokohama, Kanagawa 231-0861, Japan
  ■ Approx. 4 min walk from South Exit of Ishikawacho Station on JR Negishi Line
  ■ Approx. 7 min on foot from Motomachi/Chukagai Station on the Minatomirai Line

  

• Shinsaibashi Showroom

  TEL：0120-160-243
  Japan Kodaimaru Bldg. 1F, 1-2-22, Shinsaibashi-suji, Chuo-ku, Osaka, 542-0085
  ■ Approx. 5 min on foot from Shinsaibashi Station on the Midosuji Line and Nagahori Tsurumi-ryokuchi Line

  

• Kobe Motomachi Showroom

  TEL：0120-420-243（078-333-8000）
  2-6-2 Motomachi-dori, Chuo-ku, Kobe, Hyogo 650-0022, Japan
  ■ Approx. 3 min on foot from Motomachi Station on the JR and Hanshin Lines

  

• Fukuoka Showroom

  TEL：0120-730-243（092-406-3230）
  2F Tenjin White Building, 2-13-18 Tenjin, Chuo-ku, Fukuoka City, Fukuoka 810-0001, Japan
  ■ Approx. 1 min on foot from Exit 4 of Tenjin Station on the subway Airport Line

  

• Nagoya Showroom

  TEL：0120-578-107
  Nagoya Building Sakurakan 1F, 4-2-25 Meieki, Nakamura-ku, Nagoya, Aichi 450-0002, Japan
  ■ Approx. 5 min on foot from Nagoya Station on the JR, Meitetsu, Kintetsu, Higashiyama Subway Line and Sakuradori Line
  Approx. 2 min on foot from Exit 4 of Kokusai Center Station, in front of Exit 11 and 13 of Unimall underground shopping mall

  

• Sapporo Showroom

  TEL：0120-182-243
  1-1-1, Kita 2-jo Nishi, Chuo-ku, Sapporo, Hokkaido 060-0002, Japan Sapporo AN Building, 1F New Otani Inn Sapporo, Annex 1F.
  ■ Approx. 8 min on foot from JR Sapporo Station
  ■ Approx. 6 min on foot from Sapporo Station on the Namboku Subway Line
  ■ Approx. 1 min on foot from Exit 22 of Sapporo Station on the Toho Subway Line

  

Other Sites

• Kofu Office

  Production of GSTV products

  12-9 Saiwaicho, Kofu City, Yamanashi 400-0857

  

• Hong Kong, Bangkok, Mumbai

  Purchase, import and export of gemstones

• Shunde, Panyu (cooperative company), Chanthaburi (cooperative company)

  Manufacturing and inspection of jewelry