| Ministry of Foreign Affairs | English | http://www.mofa.go.jp/index.html |
| Cabinet Office | English | http://www.cao.go.jp/index-e.html |
| Ministry of Internal Affairs and Communications | English | http://www.soumu.go.jp/english/index.html |
| Ministry of Education, Culture, Sports, Science and Technology | English | http://www.mext.go.jp/english/ |
| Ministry of Justice | English | http://www.moj.go.jp/ENGLISH/index.html |
| Ministry of Finance | English | http://www.mof.go.jp/english/ |
| Ministry of Health, Labour and Welfare | English | http://www.mhlw.go.jp/english/ |
| Ministry of Agriculture, Forestry and Fisheries | English | http://www.maff.go.jp/e/index.html |
| Ministry of Economy, Trade and Industry | English | http://www.meti.go.jp/english/index.html |
| Ministry of Land, Infrastructure, Transport and Tourism | English | http://www.mlit.go.jp/en/index.html |
| Ministry of the Environment | English | http://www.env.go.jp/en/ |
| Ministry of Defense | English | http://www.mod.go.jp/e/index.html |
| List of Embassies | English | http://www.mofa.go.jp/about/emb_cons/protocol/a-h.html |
| Japan Student Services Organization (JASSO) | English | http://www.jasso.go.jp/index_e.html |
| Gateway to study in Japan | English | http://www.g-studyinjapan.jasso.go.jp/en/ |
| VISIT JAPAN | English | http://www.visitjapan.jp/eng/index.html |
| Web Japan | English | http://web-japan.org/ |
| att.JAPAN | English | http://www.att-japan.net/ |
| EAST JAPAN RAILWAY COMPANY(JR-EAST) | English | http://www.jreast.co.jp/e/index.html |
| Tokyo Metro | English | http://www.tokyometro.jp/en/index.html |
| Tama Monorail | Japanese | http://www.tama-monorail.co.jp/ |
| Keio Corporation (Keio Line) | English | http://www.keio.co.jp/english/index.html |
| Odakyu Electric Railway Co., Ltd. (Odakyu Line) | English | http://www.odakyu.jp/english/ |
| Japanese | http://www.google.co.jp/intl/ja/landing/transit/ | |
| Yahoo! | Japanese | http://transit.loco.yahoo.co.jp/ |
| goo | Japanese | http://transit.goo.ne.jp/ |
| JORUDAN | English | http://www.jorudan.co.jp/english/ |
| NARITA INTERNATIONAL AIRPORT | English | http://www.narita-airport.jp/en/index.html |
| HANEDA AIRPORT | English | http://www.haneda-airport.jp/inter/en/ |
