| JAPAN LAW & INVESTMENT CONSULTANT COMPANY LIMITED | Private company limited by shares | Dissolved |
| JAPAN NISSEI (HK) INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| PAUA INVESTMENT (JAPAN) CO. LIMITED | Private company limited by shares | Live |
| DAN SHUI (JAPAN) INVESTMENT LIMITED | Private company limited by shares | Live |
| JAPAN SAN CHUEN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Japan Mountain Investments I Limited | Private company limited by shares | Live |
| Japan Mountain Investments II Limited | Private company limited by shares | Live |
| HK Japan Alpine Resort Investments Limited | Private company limited by shares | Live |
| HK Japan Mountain Resort Investments Limited | Private company limited by shares | Live |
| Japan Solar Investments Limited | Private company limited by shares | Live |
| JAPAN YAN ISLAND COMPANY LIMITED | Private company limited by shares | Dissolved |
| JAPAN ISSITO COSMETICS COMPANY LIMITED | Private company limited by shares | Dissolved |
| ITALY FRANCE JAPAN COMPANY LIMITED | Private company limited by shares | Dissolved |
| JAPAN I.T.B.S. (H.K.) LIMITED | Private company limited by shares | Dissolved |
| Japan Item Limited | Private company limited by shares | Live |
| I.T.S. Japan Company Limited | Private company limited by shares | Live |
| Iwase Japan Limited | Private company limited by shares | Live |
| JARDINE, MATHESON AND COMPANY (JAPAN) LIMITED | Private company limited by shares | Dissolved |
| JAXCOCO JAPAN LIMITED | Private company limited by shares | Live |
| NEW JAPAN JEWELRY COMPANY LIMITED | Private company limited by shares | Dissolved |
| HOU SEI JEWELRY (JAPAN) LIMITED | Private company limited by shares | Dissolved |
| Japan Jewels Limited | Private company limited by shares | Live |
| JAPAN JIAMEI COMPANY LIMITED | Private company limited by shares | Dissolved |
| JAPAN HUANGJIA JIAOMA OIL LIMITED | Private company limited by shares | Live |
| JAPAN JIAOMA ADVANCED LUBRICANT (SHANGHAI) LIMITED | Private company limited by shares | Live |
| JAPAN JIARONG CAR ACCESSORIES GROUP LIMITED | Private company limited by shares | Live |
| JAPAN JIATENG CORPORATION LIMITED | Private company limited by shares | Live |
| JIATENG (JAPAN) GROUP CO., LIMITED | Private company limited by shares | Live |
| JAPAN JIAYOU CO., LIMITED | Private company limited by shares | Live |
| JAPAN CAODA JIAYOU PESTICIDE INT'L LIMITED | Private company limited by shares | Dissolved |
| JAPAN JIAYOU TRADING LIMITED | Private company limited by shares | Live |
| JAPAN JIBEN BICYCLE CO., LIMITED | Private company limited by shares | Dissolved |
| JAPAN JINCHENGSUZUKI DEVELOP COMPANY LIMITED | Private company limited by shares | Dissolved |
| JAPAN JINFUSHI (INTERNATIONAL) PETROLEUM LIMITED | Private company limited by shares | Dissolved |
| JAPAN JING BU SEN CO., LIMITED | Private company limited by shares | Live |
| JAPAN JINGCUN PART-QWNED CO., LIMITED | Private company limited by shares | Dissolved |
| JAPAN SUONI JINGGONG MAKING LIMITED | Private company limited by shares | Dissolved |
| JAPAN JINGYU GENE SCIENTIFIC LIMITED | Private company limited by shares | Dissolved |
| JINHUANGGUAN (JAPAN) INVESTMENT CO., LIMITED | Private company limited by shares | Live |
| Jinko Power Japan Limited | Private company limited by shares | Live |
| JAPAN JINYURUBBER ZHUSHIHUISHE CO., LIMITED | Private company limited by shares | Live |
| JAPAN JINZE COMPANY LIMITED | Private company limited by shares | Dissolved |
| JAPAN JIQIMAO CORPORATION LIMITED | Private company limited by shares | Dissolved |
| JAPAN JISANGTONG STOCK CO., (HK) LIMITED | Private company limited by shares | Dissolved |
| JAPAN JISANGTONG COSMETICS INT'L GROUP LIMITED | Private company limited by shares | Dissolved |
| JAPAN JISANGTONG COSMETICS INT'L GROUP LIMITED | Private company limited by shares | Dissolved |
| JAPAN JITIANYOUZI YUNYING LIMITED | Private company limited by shares | Dissolved |
| JAPAN JIUGANG PHARMACEUTICAL LIMITED | | Live |
| JAPAN JIUYU COMPANY LIMITED | Private company limited by shares | Dissolved |
| JAPAN JIYE DOCTOR LIMITED | Private company limited by shares | Dissolved |
| JOHN MANNERS AND COMPANY (JAPAN) LIMITED | Private company limited by shares | Dissolved |
| JAPAN ICB JOINT-STOCK COMPANY LIMITED | Private company limited by shares | Live |
| JAPAN QIN CHAO JOINT-STOCK COMPANY LIMITED | Private company limited by shares | Live |
| JAPAN TOKYO KIXI JOINT-STOCK COMPANY LIMITED | Private company limited by shares | Live |
| JAPAN MITSUI PHARMACEUTICAL JOINT-STOCK COMPANY GROUP LIMITED | | Live |
| Joint-Stock Company Scientific Research Institution (Japan) Limited | | Live |
| Japan Senwan Pharmacy Joint-stock Company Limited | Private company limited by shares | Live |
| JAPAN JOYSHINE AGRICULTURE CO., LIMITED | Private company limited by shares | Dissolved |
| Japan Jpnsc Electric Corporation (China) Limited | Private company limited by shares | Live |
| JAPAN JPYUSA ELECTRIC GROUP (CHINA) LIMITED | Private company limited by shares | Live |
| JAPAN JUCCY GROUP LIMITED | Private company limited by shares | Dissolved |
| JAPAN JUEHAO YAMAHA COMPANY LIMITED | Private company limited by shares | Dissolved |
| JAPAN JUKI CO., LIMITED | Private company limited by shares | Dissolved |
| JAPAN JUKI GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| JAPAN JUKI GROUP CO., LIMITED | Private company limited by shares | Live |
| JAPAN JUKI GROUP (H.K.) CO., LIMITED | Private company limited by shares | Dissolved |
| JAPAN JUKI INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| July Japan Limited | | Live |
| JAPAN JUNWEI COMPANY LIMITED | Private company limited by shares | Dissolved |
| JAPAN SNPU KABUSHIKI KAISHA LIMITED | Private company limited by shares | Dissolved |
| JAPAN KAFE INT’L HOLDING LIMITED | | Live |
| JAPAN KAIER STOCK (H.K.) LIMITED | Private company limited by shares | Dissolved |
| JAPAN KAILUOLA LIMITED | Private company limited by shares | Live |
| JAPAN ZEYIWU KABUSHIKI KAISHA LIMITED | Private company limited by shares | Live |
| JAPAN Z-HERO KABUSHIKI KAISHA LIMITED | Private company limited by shares | Dissolved |
| JAPAN KAIYA INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| Japan Kaizi Company Limited | Private company limited by shares | Live |
| JAPAN KAKIA INTERNATIONAL CO., LIMITED | Private company limited by shares | Dissolved |
| KALENS GLOBAL GROUP (JAPAN) CO., LIMITED | Private company limited by shares | Live |
| Saka Kami Japan Market Limited | Private company limited by shares | Live |
| KAMOTO JAPAN LIMITED | Private company limited by shares | Live |
| KANAGAWA IN JAPAN ELECTRONIC LIMITED | Private company limited by shares | Dissolved |
| Japan Kanebo Cosmetics Company Limited | Private company limited by shares | Live |
| JAPAN KANEBO CO. INT'L LIMITED | Private company limited by shares | Dissolved |
| JAPAN DAI-LCHI KANGYO CORPORATION (CHINA) LIMITED | Private company limited by shares | Live |
| Japan Kano Limited | Private company limited by shares | Live |
| JAPAN KANPOUTEI CORPORATION LIMITED | Private company limited by shares | Live |
| KATYA JAPAN LIMITED | Private company limited by shares | Dissolved |
| JAPAN KAWANO COMPANY LIMITED | Private company limited by shares | Dissolved |
| JAPAN KAWASAKI (CHINA) CO., LIMITED | Private company limited by shares | Dissolved |
| Kawasaki Japan Co., Limited | Private company limited by shares | Live |
| KELINCHI (JAPAN) LIMITED | Private company limited by shares | Dissolved |
| JAPAN KERUISI AESTHETICS RESEARCH CO., LIMITED | Private company limited by shares | Live |
| KICKS-CREW JAPAN COMPANY LIMITED | | Live |
| JAPAN KIGWA INDUSTRIAL CO., LIMITED | Private company limited by shares | Dissolved |
| JAPAN KINGMU CORPORATION LIMITED | Private company limited by shares | Live |
| JAPAN KINGUASA TECHNOLOGY LIMITED | Private company limited by shares | Live |
| JAPAN KINKO COMPANY LIMITED | Private company limited by shares | Live |
| 7-11 Japan Kiosk Equipment Limited | Private company limited by shares | Live |
| KIREI (JAPAN) LIMITED | Private company limited by shares | Dissolved |