○Police         : 110
○Ambulance : 119
○Fire engine : 119
Multilingual Information on Disaster Risk Reduction (Japan Meteorological Agency)

| Agency | Office | Remarks | Tel | 
| Tottori University | International Affairs Division | Researcher affairs | 0857-31-5010 (ext. 2730) | 
| International Exchange Section | FAX 0857-31-6065 | ||
| International Affairs Division | International student affairs | 0857-31-5056 (ext. 2740) | |
| International Student Section | FAX 0857-31-6065 | ||
| Student Support Division | Entrance fee and Tuition fee exemptions | 0857-31-6776 (ext. 2461) | |
| Health Science Center | Health consultations | 0857-31-5065 | |
| International House | 0857-28-4808/FAX | 
| Agency | Office | Remarks | Tel | Alternative Tel | 
| Hiroshima Regional Immigration Bureau | Sakaiminato Branch Office | Immigration procedures | 0859-47-3600 | 0859-47-3601(Fax) | 
| Resident Inspection | 082-221-4412 | 082-221-4411 | ||
| Information Center | 082-502-6060 | 
| Agency | Office | Remarks | Tel | Alternative Tel | 
| Tottori Prefecture | (Main line) | 0857-26-7111 | ||
| Tottori Public Works Office Building and Housing Division | Applications for prefectural housing, etc. (Tottori area) | 0857-20-3633 | ||
| Yonago Public Works Office Building and Housing Division | Applications for prefectural housing, etc. (Yonago area) | 0859-31-9752 | ||
| International Exchange Foundation International Exchange Center | 0857-31-5951 | 0857-31-5952(Fax) | ||
| International Exchange Foundation Yonago Office | 0859-34-5931 | |||
| Tottori City Hall | (Main line) | 0857-22-8111 | ||
| Building and Housing Division | Applications for city housing, etc. (Tottori area) | 0857-20-3291 | ||
| Tottori City International Exchange Plaza | 0857-31-3253 | |||
| Yonago City Hall | (Main line) | 0859-22-7111 | 
| Type | Name | Tel | Address | 
| Police | Koyama Police Box (koban) | 0857-28-1207 | |
| Post office | Tottori Koyama Kita Post Office | 0857-31-4879 | |
| Koyama Post Office | 0857-28-2210 | ||
| Bank | San-in Godo Bank, Koyama Branch | 0857-28-5111 | |
| Tottori Bank, Koyama Branch | 0857-28-1500 | ||
| Train | JR Koyama station | 0857-28-1041 | |
| JR Tottori Daigaku-mae station | 0857-28-7631 | ||
| JR Tottori station (green counter) | 0857-26-2060 | ||
| Taxi | Nikko Hire | 0857-28-1205 | |
| Asahi Taxi | 0857-28-0081 | ||
| Hospital | Ozaki Hospital | 0857-28-6616 | 3683 Koyama-cho | 
| Shima Clinic | 0857-28-1264 | 4137-1 Koyama-cho | |
| Horiuchi Clinic | 0857-28-1009 | 1-623 Koyama-cho Minami | |
| Yoshida Medical Clinic | 0857-31-1118 | 6-448-1 Koyama-cho Kita | |
| Prefectural Chu-ou Hospital | 0857-26-2271 | 730 Gotsu | |
| Tottori Red Cross Hospital | 0857-24-8111 | 117 Shotoku-cho | |
| Tottori Municipal Hospital | 0857-31-1522 | 1-1 Matoba | |
| Imamiya Dental Clinic | 0857-31-1212 | 6-330-1 Koyama-cho Kita | |
| Hirota Dental Clinic | 0857-28-5821 | 2-147-2 Koyama-cho Minami | |
| Maekawa Dental Clinic | 0857-28-1218 | 1-508 Koyama-cho Kita | |
| Ikeda Dental Clinic | 0857-31-0987 | 2-110 Koyama-cho Nishi | |
| Wakushima Koyama Dental Clinic | 0857-28-3376 | 3690-1 Koyama-cho |