Table 2.
Companies making payments to oncology specialists and monetary value and count of their payments
| Pharmaceutical company | Monetary value (¥ (£)) | Count |
| Chugai Pharmaceutical Co, Ltd | 103 830 493 (702 982) | 1248 |
| AstraZeneca plc | 51 928 785 (351 583) | 592 |
| Taiho Pharmaceutical Co, Ltd | 50 723 560 (343 423) | 688 |
| Ono Pharmaceutical Co, Ltd | 47 831 737 (323 844) | 624 |
| Eli Lilly Japan K.K. | 44 825 340 (303 489) | 502 |
| Bristol-Myers Squibb K.K. | 33 443 966 (226 432) | 405 |
| Takeda Pharmaceutical Company Ltd | 28 280 960 (191 476) | 306 |
| Novartis Pharma K.K. | 27 203 346 (184 180) | 336 |
| Nippon Boehringer Ingelheim Co, Ltd | 25 987 859 (175 950) | 325 |
| Kyowa Hakko Kirin Company, Ltd | 20 208 095 (136 819) | 267 |
| Pfizer Japan Inc | 16 509 478 (111 777) | 185 |
| Merck Serono Co, Ltd | 16 377 746 (110 885) | 229 |
| Eisai Co, Ltd | 16 309 136 (110 421) | 220 |
| Celgene Corporation | 15 207 296 (102 961) | 212 |
| Daiichi Sankyo Company, Limited | 8 772 101 (59 391) | 117 |
| Bayer Yakuhin, Ltd | 8 340 481 (56 469) | 97 |
| Yakult Honsha Company, Limited | 8 318 026 (56 317) | 121 |
| Janssen Pharmaceutical K.K. | 7 723 516 (52 292) | 84 |
| MSD K.K. | 6 317 468 (42 772) | 71 |
| Sumitomo Dainippon Pharma Co, Ltd | 5 196 201 (35 181) | 92 |
| Nippon Kayaku Co, Ltd | 3 868 780 (26 194) | 46 |
| Astellas Pharma Inc | 3 590 000 (24 306) | 53 |
| Nippon Shinyaku Co, Ltd | 3 129 497 (21 188) | 53 |
| Asahi Kasei Pharma Corporation | 3 102 452 (21 005) | 45 |
| Sanofi K.K. | 2 592 500 (17 552) | 31 |
| Otsuka Holdings Co, Ltd | 2 204 198 (14 923) | 40 |
| Mochida Pharmaceutical Co, Ltd | 2 149 441 (14 553) | 31 |
| Teijin Pharma Limited | 2 099 790 (14 217) | 27 |
| AbbVie GK | 2 082 626 (14 100) | 17 |
| Shionogi & Co, Ltd | 1 948 968 (13 195) | 28 |
| Kyorin Pharmaceutical Co, Ltd | 1 918 033 (12 986) | 34 |
| Tsumura & Co | 1 681 688 (11 386) | 21 |
| Meiji Seika Pharma Co, Ltd | 1 289 000 (8727) | 24 |
| Terumo Corporation | 1 214 840 (8225) | 16 |
| Kissei Pharmaceutical Co, Ltd | 1 124 840 (7616) | 9 |
| Zeria Pharmaceutical Co, Ltd | 946 645 (6409) | 12 |
| Mitsubishi Tanabe Pharma Corporation | 935 508 (6334) | 17 |
| EA Pharma Co, Ltd | 783 712 (5306) | 17 |
| Taisho Toyama Pharmaceutical Co, Ltd | 701 631 (4750) | 11 |
| Kowa Company, Ltd | 590 262 (3996) | 5 |
| Hisamitsu Pharmaceutical Co, Inc | 539 030 (3649) | 11 |
| Novo Nordisk Pharma Ltd | 474 360 (3212) | 8 |
| Sanwa Kagaku Kenkyusho Co, Ltd | 445 480 (3016) | 4 |
| Aska Pharmaceutical Co, Ltd | 423 206 (2865) | 6 |
| Shire Japan KK | 367 521 (2488) | 5 |
| Nihon Pharmaceutical Co, Ltd | 311 836 (2111) | 8 |
| Nippon Chemiphar Co, Ltd | 278 425 (1885) | 3 |
| Ayumi Pharmaceutical Corporation | 226 864 (1536) | 3 |
| Mylan Seiyaku Ltd | 206 240 (1396) | 4 |
| Kracie Holdings, Ltd | 134 056 (908) | 2 |
| GlaxoSmithKline K.K. | 111 370 (754) | 2 |
| Minophagen Pharmaceutical Co | 110 440 (748) | 2 |
| Maruho Co, Ltd | 103 120 (698) | 1 |
| Torii Pharmaceutical Co, Ltd | 102 260 (692) | 2 |
| EN Otsuka Pharmaceutical Co, Ltd | 89 096 (603) | 2 |
| Kaken Pharmaceutical Co, Ltd | 77 959 (528) | 1 |
| Toray Industries, Inc | 77 080 (522) | 1 |
| Santen Pharmaceutical Co, Ltd | 51 560 (349) | 1 |
| Toyama Chemical Co, Ltd | 33 410 (226) | 1 |
| Bee Brand Medico Dental Co, Ltd | 0 (0) | 0 |
| Biofermin Seiyaku Co, Ltd | 0 (0) | 0 |
| Fujimoto Pharmaceutical Corporation | 0 (0) | 0 |
| Fuso Pharmaceutical Industries, Ltd | 0 (0) | 0 |
| Japan Tobacco Inc | 0 (0) | 0 |
| Kyoto Pharmaceutical Industries, Ltd | 0 (0) | 0 |
| Maruishi Pharmaceutical Co, Ltd | 0 (0) | 0 |
| Nippon Zoki Pharmaceutical Co, Ltd | 0 (0) | 0 |
| Otsuka Pharmaceutical Co, Ltd | 0 (0) | 0 |
| Otsuka Pharmaceutical Factory, Inc | 0 (0) | 0 |
| POLA-Pharma | 0 (0) | 0 |
| Research Institute for Microbial Diseases | 0 (0) | 0 |
| Seikagaku Corporation | 0 (0) | 0 |
| Senju Pharmaceutical Co, Ltd | 0 (0) | 0 |
| Taisho Pharmaceutical Co, Ltd | 0 (0) | 0 |
| Teikoku Seiyaku Co, Ltd | 0 (0) | 0 |
| Toa Eiyo Ltd | 0 (0) | 0 |
| UCB Japan Co, Ltd | 0 (0) | 0 |
| Wakamoto Pharmaceutical Co, Ltd | 0 (0) | 0 |
We converted Japanese yen to pound sterling (£), using the average monthly exchange rate for 2016, namely 147.7 yen per £1.