INTERNETWORKING AND BROADBAND CONSULTING CO.,LTD.

Company Internetworking and Broadband Consulting Co.,Ltd.

3920

JP3104940006

Software

Market Closed - Japan Exchange Other stock markets 12:00:00 08/07/2026 pm IST			5-day change	1st Jan Change
995.00 ^JPY	+0.51%		+0.61%	-1.39%

14/05	Internetworking and Broadband Consulting Co.,Ltd. Reports Earnings Results for the Half Year Ended March 31, 2026	CI
14/05	Internetworking and Broadband Consulting Co.,Ltd. Revises Earnings Guidance for the Fiscal Year Ending September 30, 2026	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	194.6Cr	201.3Cr	150.1Cr	190Cr	218.4Cr

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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	194.6Cr	201.3Cr	150.1Cr	190Cr	218.4Cr

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

Manager	Title	Age	Since
Hiroyuki Kato CEO	Chief Executive Officer	59	01/12/2021
Jo Oda COO	Chief Operating Officer	65	01/12/2021
Naoto Shimane IRC	Investor Relations Contact	-	-
Yoshiyuki Yamamoto AUD	Comptroller/Controller/Auditor	70	01/12/2020

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	01/12/2021
Hiroyuki Takagi BRD	Director/Board Member	73	01/12/2007
Yuki Ota BRD	Director/Board Member	54	17/12/2020
Shigemasa Kajimoto BRD	Director/Board Member	66	01/12/2018
Hiroshi Sato BRD	Director/Board Member	74	01/12/2021
Hiroyuki Kato BRD	Director/Board Member	59	16/10/2002
Jo Oda BRD	Director/Board Member	65	01/12/2020

Composition of the Board of Directors

Shareholders: Internetworking and Broadband Consulting Co.,Ltd.

Name	Stocks	%	Valuation
Hiroyuki Kato 44.55 %	25,62,100	44.55 %	16 M ¥
HIKARI TSUSHIN, INC. 11.51 %	6,61,800	11.51 %	4 M ¥
INTERNETWORKING AND BROADBAND CONSULTING CO.,LTD. 3.375 %	1,94,100	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%	1,94,100	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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INTERNETWORKING AND BROADBAND CONSULTING CO.,LTD.	+0.51%	+0.61%	+16.24%	+70.67%	3.4Cr
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Weighted average by Cap.	-1.37%	+4.52%	-6.88%	+117.33%