kubell Co., Ltd.

TSE:4448 Stock Report

Market Cap: JP¥15.0b

kubell Management

Management criteria checks 2/4

kubell's CEO is Masaki Yamamoto, appointed in Jun 2018, has a tenure of 8.25 years. directly owns 52.65% of the company’s shares, worth ¥7.90B. The average tenure of the management team and the board of directors is 4.4 years and 4 years respectively.

Key information

Masaki Yamamoto

Chief executive officer

n/a

Total compensation

CEO salary percentagen/a
CEO tenure8.3yrs
CEO ownership52.6%
Management average tenure4.4yrs
Board average tenure4yrs

Recent management updates

Recent updates

Analysis Article • Jan 22

kubell (TSE:4448) Has A Rock Solid Balance Sheet

Some say volatility, rather than debt, is the best way to think about risk as an investor, but Warren Buffett famously...
Analysis Article • Oct 02

These 4 Measures Indicate That kubell (TSE:4448) Is Using Debt Safely

Howard Marks put it nicely when he said that, rather than worrying about share price volatility, 'The possibility of...
Analysis Article • Jun 30

Calculating The Intrinsic Value Of kubell Co., Ltd. (TSE:4448)

Key Insights Using the 2 Stage Free Cash Flow to Equity, kubell fair value estimate is JP¥429 With JP¥497 share price...
Analysis Article • Mar 14

Slammed 28% kubell Co., Ltd. (TSE:4448) Screens Well Here But There Might Be A Catch

kubell Co., Ltd. ( TSE:4448 ) shareholders that were waiting for something to happen have been dealt a blow with a 28...
Analysis Article • Nov 13

Why Investors Shouldn't Be Surprised By kubell Co., Ltd.'s (TSE:4448) 37% Share Price Surge

kubell Co., Ltd. ( TSE:4448 ) shares have continued their recent momentum with a 37% gain in the last month alone...

CEO

Masaki Yamamoto (46 yo)

8.3yrs
Tenure

Mr. Masaki Yamamoto is Chairman, President & Chief Executive Officer of kubell Co., Ltd. (formerly known as Chatwork Co.,Ltd.) from July 2020 and serves as its Senior Executive Officer. He has been Represe...

Leadership Team

NamePositionTenureCompensationOwnership
Masaki Yamamoto
Senior Executive Officer8.3yrsno data52.65%
¥ 7.9b
Naoki Inoue
Director8.8yrsno data1.4%
¥ 210.5m
Shoji Fukuda
COO, Senior Executive Officer & Director4.4yrsno data0.65%
¥ 97.4m
Yuki Tanaka
Executive Officer1.2yrsno datano data
Shinya Saito
Executive Officer & Head of HR Divisionno datano datano data
Masayuki Yamaguchi
EVP & Chief Networking Officer (CNO)4.4yrsno data2.8%
¥ 420.8m
Ryoichi Okada
Executive Officer & Head of BPaaS Divisionno datano datano data
Shinsuke Hase
Executive Officer & GM of Corporate Divisionno datano datano data
Go Kiritani
Executive Officerno datano datano data
Gen Sawaguchi
Executive Officer & Head of Corporate Planning Division2.5yrsno datano data
Nozomi Tokuhara
Executive Officer1.2yrsno datano data
4.4yrs
Average Tenure
49.5yo
Average Age

Experienced Management: 4448's management team is considered experienced (4.4 years average tenure).

Board Members

NamePositionTenureCompensationOwnership
Masaki Yamamoto
Senior Executive Officer21.4yrsno data52.65%
¥ 7.9b
Naoki Inoue
Director7.5yrsno data1.4%
¥ 210.5m
Shoji Fukuda
COO, Senior Executive Officer & Director4.4yrsno data0.65%
¥ 97.4m
Masayuki Murata
Independent Outside Director3.5yrsno data0.012%
¥ 1.8m
Tomohiro Miyasaka
Independent Outside Director5.5yrsno data0.067%
¥ 10.0m
Akiko Kumakura
Independent Outside Director2.5yrsno data0.0096%
¥ 1.4m
Fumiyuki Fukushima
Independent Outside Director3.5yrsno data0.012%
¥ 1.8m
Akenobu Hayakawa
Independent Outside Director3.5yrsno data0.012%
¥ 1.8m
4.0yrs
Average Tenure
47yo
Average Age

Experienced Board: 4448's board of directors are considered experienced (4 years average tenure).

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2026/09/10 18:30
End of Day Share Price 2026/09/10 00:00
Earnings2026/06/30
Annual Earnings2025/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

kubell Co., Ltd. is covered by 2 analysts. 0 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
Kenichi ItoIchiyoshi Research Institute Inc.
null nullStorm Research Limited