Headquarters
| General Affairs Dept. | 3-7-10 Shimomeguro Meguro-ku, Tokyo 153-8504 | 81-3-6910-0502 |
| Information System | as above | 81-3-6910-0505 |
| Accounting Dept. | as above | 81-3-6910-0503 |
| Personnel Dept. | as above | 81-3-6910-0504 |
| International Business Development Office | as above | 81-3-6910-0507 |
| Kinokuniya Theater | 3-17-7 Shinjuku, Shinjuku-ku, Tokyo 163-8636 | 81-3-3354-0141 |
| Publishing Dept. | 3-7-10 Shimomeguro Meguro-ku, Tokyo 153-8504 | 81-3-6910-0508 |
National Sales Division
Sales Support Division
| Sales Planning Dept. | 3-7-10 Shimomeguro Meguro-ku, Tokyo 153-8504 | 81-3-6910-0510 |
Educational Innovation Sales Division
| Eastern Japan Sales Dept. | 3-7-10 Shimomeguro Meguro-ku, Tokyo 153-8504 | 81-3-6910-0513 |
| Western Japan Sales Dept. | 4-6-23 Hotarugaike-Higashimachi, Toyonaka City, Osaka Pref. 560-0032 | 81-6-6843-0821 |
| Educational Equipment Planning Dept. | 3-7-10 Shimomeguro Meguro-ku, Tokyo 153-8504 | 81-3-6910-0512 |
Library Support & Services Division
| Cataloging Support & Services Dept. | 3-7-10 Shimomeguro Meguro-ku, Tokyo 153-8504 | 81-3-6741-9886 |
| Library Support & Services Dept. | as above | 81-3-6910-0515 |
| Public Library Dept. | as above | 81-3-6910-0517 |
| West Japan Library Service Dept. | 4-6-23 Hotarugaike-Higashimachi, Toyonaka City, Osaka Pref. 560-0032 | 81-6-6843-0361 |
| Library Service Human Resource Dept. | 3-7-10 Shimomeguro Meguro-ku, Tokyo 153-8504 | 81-3-6910-0515 |
Scholarly Information Marketing & Promotion Division
| Order Fulfillment Dept. | 3-7-10 Shimomeguro Meguro-ku, Tokyo 153-8504 | 81-3-6910-0531 |
| Trade Books Dept. | Books Kinokuniya Tokyo at Takashimaya Times Square ,5-24-2 Sendagaya, Shibuya-ku, Tokyo Japan 151-0051 | 81-3-5361-3345 |
| Journal Sales & Marketing Dept. | 3-7-10 Shimomeguro Meguro-ku, Tokyo 153-8504 | 81-3-6910-0532 |
| Books & Databases Sales Dept. | as above | 81-3-6741-9879 |
ICT Solutions Division
| Educational Support System Dept. | 3-7-10 Shimomeguro Meguro-ku, Tokyo 153-8504 | 81-3-6910-0514 |
| Ebooks & Digital Solutions Dept. | as above | 81-3-5719-2501 |
| System Support for Collection Development Dept. | as above | 81-3-6910-0535 |
| EC Service Dept. | as above | 81-3-6741-9895 |
Retail Sales Division
| Electronic-Commerce Div. Net Business Dept. | 3-7-10 Shimomeguro Meguro-ku, Tokyo 153-8504 | 81-3-6910-0541 |
| Electronic-Commerce Div. E-Books Business Dept. | as above | 81-3-6910-0520 |
| Wholesale Dept. | as above | 81-3-6910-0519 |
| Logistics Dept. | 2-1-11 Ryutsu-Danchi at Showa-Tosho Koshigaya-City, Saitama Pref. 343-0824 | 81-48-990-7277 |
Retail Sales Promotion Division
| Retail Sales Promotion Dept. | 3-7-10 Shimomeguro Meguro-ku, Tokyo 153-8504 | 81-3-6910-0509 |
| Brand Business Development Dept. | as above | 81-3-6910-0526 |
| Japanese Books Sales Promotion Dept. | as above | 81-3-6910-0533 |
| DVD/CD Sales Promotion Dept. | as above | 81-3-6910-0543 |
