---
title: "Japan Radio Company, Ltd.: MCC 440 MNC 04"
mcc: "440"
mnc: "04"
plmn: "44004"
operator: "Japan Radio Company, Ltd."
country: "Japan"
country_iso: "JP"
region: "Asia & Middle East"
updated: "2025-04-09"
canonical: "https://mcc-mnc.org/networks/440_04"
---

# Japan Radio Company, Ltd.: MCC 440, MNC 04 (Japan)

**Japan Radio Company, Ltd.** is a mobile network in [Japan](https://mcc-mnc.org/countries/japan.md) (Asia & Middle East), identified by MCC **440** and MNC **04**: PLMN ID 44004, also written 440-04 or 440 04.

## Identifiers

| Field | Value |
|---|---|
| MCC (Mobile Country Code) | 440 |
| MNC (Mobile Network Code) | 04 |
| PLMN ID (MCC+MNC) | 44004 |
| TADIG code | — |
| Brand | — |
| Operator | Japan Radio Company, Ltd. |
| Country | Japan (JP) |
| Region | Asia & Middle East |
| Dialling code | — |
| Technologies | — |
| Last updated | 2025-04-09 |

## Technologies & bands

| Generation | Bands | Measured cells |
|---|---|---|
| 4G | No bands on file | 2 |

## Voice & calling services

| Service | Status | Source |
|---|---|---|
| VoLTE | Unknown | — |
| VoWiFi | Unknown | — |
| ViLTE | Unknown | — |
| VoNR | Unknown | — |

A service not marked Supported or Not supported is unknown: no data either way, not a sign that the network lacks it.

## About Japan Radio Company, Ltd.

Japan Radio Company, Ltd. (JRC), operating in Japan, is a significant player in the nation's telecommunications landscape. As a mobile network, it's identified by the Mobile Country Code (MCC) 440, representing Japan, and the Mobile Network Code (MNC) 04. This combination, 440 04, uniquely pinpoints JRC within the Asian telecommunications market, specifically the Asia & Middle East region. While perhaps not as widely recognized by consumers as giants like NTT Docomo or KDDI, JRC plays a vital role, possibly focusing on specialized communication solutions or serving specific industry sectors.

Further investigation into Japan Radio Company, Ltd. reveals a history often intertwined with maritime and professional communication systems. Unlike purely consumer-focused networks, JRC's expertise often lies in providing robust and reliable communication solutions for industries such as shipping, aviation, and governmental agencies. While details regarding their specific cellular network offerings for the general public may be less prominent, their contribution to Japan's overall communication infrastructure is undeniable. Understanding their MCC and MNC code is key to unraveling the intricate web of cellular networks operating within Japan and how these networks, like JRC, contribute to the country's advanced technological ecosystem.

## Cell towers

OpenCelliD has measured **2** cells on this network across 1 location/tracking areas, first seen 2023-08-16 and last seen 2025-07-06 (data as of 2026-09-27).

| Radio | Generation | Cells |
|---|---|---|
| LTE | 4G | 2 |

Locate a single cell by MCC, MNC, LAC/TAC and cell ID with the https://mcc-mnc.org/cell-id-lookup tool, `GET /api/v1/cells` or the MCP `lookup_cell` tool. Cell data from OpenCelliD (https://opencellid.org), licensed CC BY-SA 4.0.

## Other networks in Japan

| MCC | MNC | Network | TADIG |
|---|---|---|---|
| 440 | 00 | [Y Mobile](https://mcc-mnc.org/networks/440_00.md) | — |
| 440 | 01 | [UQ WiMAX](https://mcc-mnc.org/networks/440_01.md) | — |
| 440 | 02 | [Hanshin Cable Engineering Co., Ltd.](https://mcc-mnc.org/networks/440_02.md) | — |
| 440 | 03 | [IIJmio](https://mcc-mnc.org/networks/440_03.md) | — |
| 440 | 05 | [Wireless City Planning Inc.](https://mcc-mnc.org/networks/440_05.md) | — |
| 440 | 06 | [SAKURA Internet Inc.](https://mcc-mnc.org/networks/440_06.md) | — |
| 440 | 07 | [LTE-X, Inc.](https://mcc-mnc.org/networks/440_07.md) | — |
| 440 | 08 | [Panasonic Systems Solutions Japan Co., Ltd.](https://mcc-mnc.org/networks/440_08.md) | — |
| 440 | 09 | [Marubeni Wireless Communications Inc.](https://mcc-mnc.org/networks/440_09.md) | — |
| 440 | 10 | [NTT docomo](https://mcc-mnc.org/networks/440_10.md) | JPNDO |
| 440 | 11 | [Rakuten Mobile Network, Inc.](https://mcc-mnc.org/networks/440_11.md) | — |
| 440 | 12 | [Cable media waiwai Co., Ltd.](https://mcc-mnc.org/networks/440_12.md) | — |
| 440 | 20 | [SoftBank](https://mcc-mnc.org/networks/440_20.md) | JPNJP |
| 440 | 21 | [SoftBank](https://mcc-mnc.org/networks/440_21.md) | — |
| 440 | 50 | [au](https://mcc-mnc.org/networks/440_50.md) | — |
| 440 | 51 | [au](https://mcc-mnc.org/networks/440_51.md) | JPNKI |
| 440 | 52 | [au](https://mcc-mnc.org/networks/440_52.md) | — |
| 440 | 53 | [au](https://mcc-mnc.org/networks/440_53.md) | — |
| 440 | 54 | [au](https://mcc-mnc.org/networks/440_54.md) | — |
| 440 | 70 | [au](https://mcc-mnc.org/networks/440_70.md) | — |
| 440 | 71 | [au](https://mcc-mnc.org/networks/440_71.md) | — |
| 440 | 72 | [au](https://mcc-mnc.org/networks/440_72.md) | — |
| 440 | 73 | [au](https://mcc-mnc.org/networks/440_73.md) | — |
| 440 | 74 | [au](https://mcc-mnc.org/networks/440_74.md) | — |
| 440 | 75 | [au](https://mcc-mnc.org/networks/440_75.md) | — |
| 440 | 76 | [au](https://mcc-mnc.org/networks/440_76.md) | — |
| 440 | 78 | [au](https://mcc-mnc.org/networks/440_78.md) | — |
| 440 | 91 | [Tokyo Organising Committee of the Olympic and Paralympic Games](https://mcc-mnc.org/networks/440_91.md) | — |
| 441 | 01 | [SoftBank](https://mcc-mnc.org/networks/441_01.md) | — |
| 441 | 10 | [UQ WiMAX](https://mcc-mnc.org/networks/441_10.md) | — |

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