| Operating Month(s) | W e b |
Call Sign |
Event | Accurate Operating Period |
As | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | 2026 | |||||||||||||||
| A | M | J | J | A | S | O | N | D | J | F | M | |||||
| A | M | J | J | A | S | O | 8J4S | Smoke signal (or Noroshi) to Connect Hearts among Friends Not Met Yet
(8J4N? ... Fixed, 8J4S ... Mobile) |
June 21, 2019 - | N | ||||||
| J | 8J4N | July 26 - 27, 2025 | N | |||||||||||||
| A | M | 8J0GOSEN | Festivals in Gosen-city (Flowers of spring) | Mar. 15 - May 31, 2025 | N | |||||||||||
| A | 8J0GOSEN | Festivals in Gosen-city (Water Festival) | Aug. 1 - 17, 2025 | N | ||||||||||||
| O | N | 8J0GOSEN | Festivals in Gosen-city (Taro and Ginkgo) | Oct. 1 - Nov. 9, 2025 | N | |||||||||||
| A | M | J | J | A | S | O | 8J2TKI | The 57th Tokai(-district) Ham Festival | Apr. 1 - Oct. 26, 2025 | 1 | ||||||
| A | M | J | J | A | S | O | N | D | J | F | M | 8J5ANPAN | Kochi(-prefecture) Monobe-river Aera Tourism Expo "monobest"
(The hometown of Takashi Yanase (1919-2013), the creator of "Anpanman") |
Apr. 4, 2025 - Mar. 31, 2026 | 2 | |
| A | M | J | J | A | S | O | N | D | J | F | M | 8N3YAA | Memorial to the Abolition of Kita-ogura Elementary School | Apr. 11, 2025 - Mar. 31, 2026 | N | |
| A | M | J | J | A | S | O | 8K3EXPO | Expo 2025 Osaka(-city), Kansai(-region), Japan | Apr. 13 - Oct. 13, 2025 | 1 | ||||||
| JA3XPO | 1 | |||||||||||||||
| M | J | J | A | S | O | N | D | J | 8J1ITA | The 70th Anniversary of Itakura-town | May 11, 2025 - Jan. 31, 2026 | N | ||||
| J | J | A | S | O | N | 8J2AISAI | The 20th Anniversary of Aisai-city | June 1 - Nov. 30, 2025 | N | |||||||
| J | J | A | S | O | N | D | J | F | M | H | 8J1KISTC | Science for Kids | June 1, 2025 - Mar. 31, 2026 | N | ||
| J | J | A | S | O | N | D | 8N1ISMC | The 20th Anniversary of Isumi-city | June 7 - Dec. 7, 2025 | 2 | ||||||
| J | A | S | O | 8N5CLEAN | Radio Recepcion Clean Month | July 1 - Oct. 31, 2025 | 2 | |||||||||
| O | 8N9C | Oct. 1 -31, 2025 | 2 | |||||||||||||
| O | 8N0CC | Oct. 1 -31, 2025 | 2 | |||||||||||||
| J | A | S | O | N | D | J | F | M | 8J20KYS | The 20th Anniversary of Kiyosu-city | July 7, 2025 - Mar. 31, 2026 | N | ||||
| A | S | O | 8J9ARDF | 2025 All Japan ARDF Athletic Meet | Aug. 1 - Oct. 31, 2025 | 1 | ||||||||||
| A | S | O | 8N25G | Nenrin-pic (The National Sports and Health Festival for the Elderly) 2025 (in Gifu-prefecture)
(Nenrin: annual ring) |
Aug. 10 - Oct. 21, 2025 | 2 | ||||||||||
| S | O | 8J3SHIGA | JAPAN GAMES / National Sports Festival for People with a Disability 2025 | Sept. 1 - Oct. 28, 2025 | 2 | |||||||||||
| S | O | N | 8J6MY | The 20th Anniversary of Miyakojima-city | Sept. 1 - Nov. 30, 2025 | N | ||||||||||
| S | O | N | D | J | F | 8J3INAMI | The 70th Anniversary of Inami-town | Sept. 22, 2025 - Feb. 23, 2026 | N | |||||||
| S | O | N | 8J6USA | The 1300th Anniversary of Usa Shrine "Ancient Usa Era Festival" | Sept. 28 - Nov. 2, 2025 | N | ||||||||||
| O | 8N9YAA | The 65th Anniversary of JA9YAA (Kanazawa Institute of Technology Amateur Radio Club) | Oct. 1 - 31, 2025 | N | ||||||||||||
| O | N | 8J6BAL | 2025 Saga International Baloon Festa | Oct. 5 - Nov. 5, 2025 | 2 | |||||||||||
| O | H | 8N3JOTA | Jamboree on the Air (JOTA) | Oct. 17 - 19, 2025 | N | |||||||||||
| O | N | 8N570AI | The 70th Anniversary of Aizumi-town | Oct. 25 - Nov. 1, 2025 | N | |||||||||||
| N | 8J25N | Gifu(-city) Nobuanga Festival
(Nobuanga Oda: 1534–1582, a daimyo) |
Nov. 1 - 2, 2025 | 2 | ||||||||||||
| N | 8J2TR | Toyota(-city)'s (Civic Activities) Rally | Nov. 1 - 30, 2025 | N | ||||||||||||
| Operating Month(s) | W e b |
Call Sign |
Event | Accurate Operating Period |
As | |||||||||||
| 2025 | 2026 | |||||||||||||||
| A | M | J | J | A | S | O | N | D | J | F | M | |||||
| 8J4WRC | The 20th World Rose Conference 2025 | May 17 - 19, 2024 |
1 | |||||||||||||
| 8J4WRC | Sept. 9 - Dec. 31, 2024 | 1 | ||||||||||||||
| A | M | 8J4WRC | Jan. 1 - May 23, 2025 | 1 | ||||||||||||
| A | M | 8N7Y5JH | Memorial to the Abolition of Yonezawa Municipal Daigo (or No. 5) Junior High school | June 30, 2024 - |
N | |||||||||||
| A | 8J5TOBE | The 40th Tobe-yaki Porcelain Festival | Mar. 1 - Apr. 30, 2025 | 2 | ||||||||||||
| A | M | J | J | A | S | 8J20AI | The 20th Anniversary of Expo 2005 Aichi, Japan | Mar. 25 - Sept. 25. 2025 | 2 | |||||||
| A | M | J | 8J1SUIGO | The 74th Suigo Itako Ayame Matsuri (or Water District Itako(-city) Iris Festival) | Apr. 1 - June 30, 2025 | 2 | ||||||||||
| A | M | J | 8J4VLP | QRP Day | Apr. 19 - June 30, 2025 | 1 | ||||||||||
| A | M | J | J | 8J6VLP | Apr. 26 - July 31, 2025 | 1 | ||||||||||
| A | M | J | 8J9VLP | Apr. 20 - June 30, 2025 | 1 | |||||||||||
| A | M | J | J | 8J2T | The 70th Fabric Thanksgiving Ichinomiya(-city) Tanabata Festival | Apr. 26 - July 27, 2025 | 2 | |||||||||
| A | M | 8J6DON | Hakata Dontaku Port Festival
(Dontaku: a Dutch word Zontag, meaning a holiday) |
Apr. 29 - May 5, 2025 | 2 | |||||||||||
| M | 8J1ITU | World Telecommunication and Information Society Day | May 1 - 31, 2025 | N | ||||||||||||
| M | J | J | A | 8J4TPS | The Opening of Tabushi Primary School | May 4 - Aug. 31, 2025 | N | |||||||||
| M | J | 8J9IC | Information Comunication Month | May 15 -June 15, 2025 | N | |||||||||||
| J | J | A | 8J4IH | 2025 All Japan High School Sports "Inter-high" | June 1 - Aug. 31, 2025 | N | ||||||||||
| J | J | A | S | 8J8HAM | The 8th Hokkaido(-region) Ham Fair | June 20 - Sept. 21, 2025 | 1 | |||||||||
| J | A | 8J1HAM | 2025 Amateur Radio Festival
Koto-city (mobile), Musashinno-city (fixed), Mitaka-city (fixed), Ome-city (fixed) and Koganei-city (fixed) |
July 1 - Aug. 24, 2025 | 1 | |||||||||||
| A | 8J1HAM | Aug. 11 - 24, 2025 | 1 | |||||||||||||
| A | 8J1HAM | Aug. 8 - 24, 2025 | 1 | |||||||||||||
| A | 8J1HAM | Aug. 2 - 24, 2025 | 1 | |||||||||||||
| A | 8J1HAM | Aug. 3 - 24, 2025 | 1 | |||||||||||||
| J | 8N2HQ | 2025 IARU HF World Championship | July 5 - 13, 2025 | 1 | ||||||||||||
| 8N2HQ | July 5 - 13, 2025 | 1 | ||||||||||||||
| 8N6HQ | June 21 - July 13, 2025 | 1 | ||||||||||||||
| 8N8HQ | June 21 - July 13, 2025 | 1 | ||||||||||||||
| 8N8HQ | June 21 - July 13, 2025 | 1 | ||||||||||||||
| J | A | 8J9A | The 70th Anniversary of Call Area 9 | July 10 - Aug. 10, 2025 | 2 | |||||||||||
| J | A | S | 8N3ICT | NICT Advanced ICT Research Institute Open House 2025
(NICT: National Institute of Information and Communications Technology) |
July 13 - Sept. 23, 2025 | N | ||||||||||
| J | A | 8J4AB80Y | Observing 80 Years since the Atomic Bombing | July 19 - Aug. 17, 2025 | N | |||||||||||
| J | A | 8J1SAIKA | The 42nd Asaka(-city) Citizen Festival "Saikasai"
(sai: colorful, ka: summer, sai: festival) |
July 21 - Aug. 21, 2025 | 2 | |||||||||||
| A | 8J1MITO | The 65th Mito Komon Festival
(MITO Komon: aka TOKUGAWA Mitsukuni, 1628–1701, a daimyo) |
Aug. 1 - 3, 2025 | N | ||||||||||||
Special-event stations are eligible for a temporary 2×1-2×5 call sign with a prefix 8J or 8N (Exceptions: 8K3EXPO, JA3XPO).
Call signs and operating periods are subject to change.
Furthermore, having possibilities to be cancelled.
Information obtained from the web sites of JARL — HQ, district branches and prefectural branches —, local clubs, etc.
Please note that the following unique stations also share a 8J prefix, but on a permanent basis: