COMNEXT (Next Generation Communication Technology and Solutions Expo)

COMNEXT is a specialised exhibition dedicated to next-generation communication technologies such as 6G, Local 5G, IoT and optical communications. It is organised by RX Japan GK and held at Tokyo Big Sight.

Dates and venue

• Dates: 2–4 December 2026 (Wednesday–Friday)
• Hours: 10:00–17:00
• Venue: Tokyo Big Sight, 3 Chome-11-1 Ariake, Koto City, Tokyo 135-0063, Japan

The 4th edition (第4回［次世代］通信技術＆ソリューション展) continues the show formerly known as Fiber Optics Expo (FOE). After more than 20 years as FOE, the exhibition now covers both wireless and optical communication technologies.

Exhibition worlds

COMNEXT is structured across six specialised worlds:

• Photonics-Electronics Convergence World
• Optical Communication World (FOE)
• High-Frequency Technology World
• Networking Equipment & Wiring Work World
• Private 5G World
• Other Communication Technologies

Typical exhibits include optical communication systems, fiber, transceivers, connectors, measurement equipment, 5G/6G systems, antennas, high-frequency components, networking equipment and related test tools.

Visiting

Visitor registration is free until 24 November (Japan time). After the deadline, an admission fee of JPY 5,500 (incl. tax) applies. Advance visitor registration is required. Children under 18 must be accompanied by a legal guardian or an adult 18 or older (up to five children per adult).

Previous edition (2025)

• Exhibitors: 176
• Visitors: 15,278

Official site: https://www.cbw-expo.jp/en-gb.html