INTERNETWORKING AND BROADBAND CONSULTING CO.,LTD.

Company Internetworking and Broadband Consulting Co.,Ltd.

3920

JP3104940006

Software

Market Closed - Japan Exchange Other stock markets 07:30:00 23/06/2026 BST			5-day change	1st Jan Change
989.00 ^JPY	+1.23%		+0.20%	-1.98%

05-14	Internetworking and Broadband Consulting Co.,Ltd. Revises Earnings Guidance for the Fiscal Year Ending September 30, 2026	CI
02-13	Internetworking and Broadband Consulting Co.,Ltd. Reports Earnings Results for the First Quarter Ended December 31, 2025	CI

Business description: Internetworking and Broadband Consulting Co.,Ltd.

Internetworking and Broadband Consulting Co.,Ltd. is a Japan-based company principally engaged in the network system monitoring related business. The Company is engaged in the provision of development, sale, support and consulting services for System Answer Series, a network system information management and performance monitoring tool that monitors the operational status of information and communication networks and predictive failures. The license sales business is engaged in the sale of licenses for the System Answer Series products. The services provision business is engaged in the provision of network consulting services, network design, migration and construction services, operational consulting services, as well as various technical support services. The other product sales business is engaged in the sale of various system equipment and software associated with products and solution services to solve customer problems.

Number of employees: 81

Sales by Activity: Internetworking and Broadband Consulting Co.,Ltd.

Fiscal Period: September	2020 (JPY)	2021 (JPY)	2022 (JPY)	2023 (JPY)	2024 (JPY)
Software and Service Related Businesses	1.95B	2.01B	1.5B	1.9B	2.18B

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Geographical breakdown of sales: Internetworking and Broadband Consulting Co.,Ltd.

Fiscal Period: September	2020 (JPY)	2021 (JPY)	2022 (JPY)	2023 (JPY)	2024 (JPY)
Japan	1.95B	2.01B	1.5B	1.9B	2.18B

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Executive Committee: Internetworking and Broadband Consulting Co.,Ltd.

Manager	Title	Age	Since
Hiroyuki Kato CEO	Chief Executive Officer	59	30/11/2021
Jo Oda COO	Chief Operating Officer	65	30/11/2021
Naoto Shimane IRC	Investor Relations Contact	-	-
Yoshiyuki Yamamoto AUD	Comptroller/Controller/Auditor	70	30/11/2020

See INTERNETWORKING AND BROADBAND CONSULTING CO.,LTD. governance

Composition of the Board of Directors: Internetworking and Broadband Consulting Co.,Ltd.

Director	Title	Age	Since
Mitsushi Nishida BRD	Director/Board Member	74	30/11/2021
Hiroyuki Takagi BRD	Director/Board Member	73	30/11/2007
Yuki Ota BRD	Director/Board Member	54	16/12/2020
Shigemasa Kajimoto BRD	Director/Board Member	66	30/11/2018
Hiroshi Sato BRD	Director/Board Member	74	30/11/2021
Hiroyuki Kato BRD	Director/Board Member	59	15/10/2002
Jo Oda BRD	Director/Board Member	65	30/11/2020

Composition of the Board of Directors

Shareholders: Internetworking and Broadband Consulting Co.,Ltd.

Name	Stocks	%	Valuation
Hiroyuki Kato 44.55 %	2,562,100	44.55 %	16 M ¥
HIKARI TSUSHIN, INC. 11.51 %	661,800	11.51 %	4 M ¥
INTERNETWORKING AND BROADBAND CONSULTING CO.,LTD. 3.375 %	194,100	3.375 %	1 M ¥
Shigeo Makita 1.598 %	91,900	1.598 %	574 988 ¥
Fujio Ishimura 1.478 %	85,000	1.478 %	531 817 ¥

List of INTERNETWORKING AND BROADBAND CONSULTING CO.,LTD. shareholders

Holdings: Internetworking and Broadband Consulting Co.,Ltd.

Name	Stocks	%	Valuation
INTERNETWORKING AND BROADBAND CONSULTING CO.,LTD. 3.37%	194,100	3.37%	1 M $

Company details: Internetworking and Broadband Consulting Co.,Ltd.

Internetworking & Broadband Consulting Co., Ltd.

Across Shinkawa Building, 2,8/F

104-0033, Tokyo

https://www.ibc21.co.jp/

address Internetworking and Broadband Consulting Co.,Ltd.(3920)

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