Jupiter Telecommunications, also known as JCOM and J:Com, is a privately owned company headquartered in Japan and a subsidiary of KDDI. Founded in 1995, it operates with approximately 15,680 employees and functions as a tier 1 media tech buyer, reporting $2.4B in revenue as of 2024. The company specializes in telecoms and operates as Japan's largest multiple-system operator (MSO) in the cable television industry. Its primary business involves providing a wide range of bundled services to residential customers, which include multi-channel cable television ("J:COM TV"), high-speed internet ("J:COM NET"), fixed-line and mobile telephony ("J:COM PHONE" and "J:COM MOBILE"), and utility services such as electricity and gas. Additionally, Jupiter Telecommunications maintains a media and entertainment division that invests in and manages 17 premium channels, such as J SPORTS, and produces original content, including films and animation, through its subsidiaries.
JCOM Co. Ltd. implemented organizational reformation and personnel changes on January 29, 2026. Previously, on January 22, JCOM and J Sports Corporation announced they would broadcast and simultaneously distribute the "Milano Cortina 2026 Paralympic Winter Games" across "J Tele" and "J SPORTS" from March 6 to March 15, 2026. This followed the December 19, 2025, announcement that JCOM would broadcast the "Fukuaji Travel Guide - Osaka Edition" on its "J:COM Channel" starting January 2, 2026.
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Jupiter Telecommunications offers 7 products in the media and telecoms services industry. Jupiter Telecommunications's product portfolio comprises of consumer electronics, broadcast television and radio, media and TV services and telecoms.
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Jupiter Telecommunications's revenues were over $1B in 2024. Caretta Research has split Jupiter Telecommunications's revenue into 7 different product categories, the largest of which is consumer broadband. For full access to Jupiter Telecommunications's revenue breakdown subscribe to Caretta Portal.
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