| 000 | General Works | 200 | General history | 800 | Language |
| 010 | Libraries. Library and information science | 210 | General history of Nippon | 810 | Nipponese |
| 020 | Books. Bibliography | 220 | General history of Asia | 820 | Chinese. Other Oriental languages |
| 030 | General encyclopedias | 230 | General history of Europe | 830 | English |
| 040 | General collected essays | 240 | General history of Africa | 840 | German |
| 050 | General serial publications | 250 | General history of North America | 850 | French |
| 060 | General societies | 260 | General history of South America | 860 | Spanish |
| 070 | Journalism. Newspapers | 270 | General history of Oceania. | 870 | Italian |
| 080 | General collections | 280 | General biography | 880 | Russian |
| 090 | Waseda University | 290 | General geography. Description and travel | 890 | Other languages |
| | | | | | |
| 100 | Philosophy | 700 | The Arts. Fine arts | 900 | Literature |
| 110 | Special treatises on philosophy | 710 | Sculpture. Plastic arts | 910 | Nipponese literature |
| 120 | Oriental thought | 720 | Painting. Pictorial arts | 920 | Chinese literature. Other Oriental literatures |
| 130 | Western philosophy | 730 | Engraving | 930 | English and American literature |
| 140 | Psychology | 740 | Photography and photographs | 940 | German literature |
| 150 | Ethics. Morals | 750 | Industrial arts | 950 | French literature |
| 160 | Religion | 760 | Music | 960 | Spanish literature |
| 170 | Shinto | 770 | Theater | 970 | Italian literature |
| 180 | Buddhism | 780 | Sports and Physical training | 980 | Russian Literature |
| 190 | Christianity | 790 | Accomplishments and amusements | 990 | Literatures of other languages |
