
MessageMessage from Our CEO
Harnessing technology and teamwork to craft a future that inspires.
wevnal was founded in 2011, a year of profound challenge and resilience following the Great East Japan Earthquake. Our name represents a fusion of three forces: Web, Wave, and Signal.
In the volatile digital landscape, where trends shift overnight, our mission has always been clear: to serve as a lighthouse guiding our partners toward sustainable success. We built this company from the ground up—driven not by legacy systems, but by a pure resolve to master the digital frontier.
Over the last decade, the business world has undergone a radical transformation. While the global shift to online operations has accelerated, significant hurdles remain. Data is often fragmented, and users are still waiting for the kind of smooth, intuitive experiences that modern technology should deliver.
We are here to bridge that gap. wevnal offers a unified, end-to-end ecosystem for the modern marketing era—integrating everything from initial acquisition to post-purchase support. We weave these touchpoints together to create brand experiences that resonate deeply, build lasting loyalty, and deliver measurable results.
Hirobumi Isoyama, CEO

LeadershipLeadership Team
HistoryTimeline
- 2011
- Apr
wevnal Inc. Established
- 2014
- Apr
Certified as a 1-Star Authorized Dealer for Yahoo! Promotion Ads
- Jul
Certified as Official Twitter Advertising Partner
- 2015
- Apr
Launched sales of our in-house product, Tagtoru
- 2016
- Feb
Launched Offshore Lab in Hanoi, Vietnam
- Apr
Selected as a Finalist for the Microsoft Innovation Award 2016
- May
Upgraded to 2-Star Authorized Dealer for Yahoo! Promotion Ads
- Jun
Awarded at the Twitter Agency Summit
Certified as a LINE Advertising Agency
- 2020
- Nov
Designated LINE Biz Partner (Technology Partner) – 'Communication' Category
- Dec
Selected for Plug and Play Japan Accelerator Program
Fujitsu Accelerator – 9th Term Participant
- 2021
- Jan
Achieved ISO 27001 Certification (Information Security Management System)

- Mar
Officially Certified as a Twitter Ads Partner
- May
BOTCHAN Adoption Surpasses 700 Companies
- Sep
Raised a total of 600,000 thousand yen in a Series A funding round (through a third-party allotment of new shares to Nissay Capital Co., Ltd. and Archetype Ventures Co., Ltd.)
- Nov
Release of ‘BOTCHAN Keeper’
- 2022
- Feb
Winner of the ‘FUJITSU ACCELERATOR BEST PARTNER AWARD 2021’ Best Partner Award
- May
Relocation of the head office to Ebisu, Shibuya Ward, Tokyo
- Jul
Reduction of share capital from 319,952 thousand yen to 100,000 thousand yen
- 2023
- Apr
Transfer of the social media advertising business (including ‘fasme’) to Hotlink Co., Ltd.
Raised a total of 2,000,000 thousand yen in a Series B funding round (comprising a third-party allotment of new shares (JIC Venture Growth Investments Co., Ltd., Archetype Ventures Co., Ltd., Mitsubishi UFJ Capital Co., Ltd., Mizuho Capital Co., Ltd. and Sony Ventures Co., Ltd.) and loans (Aozora Corporate Investment Co., Ltd., Shizuoka Bank, Ltd., Japan Finance Corporation, Mizuho Bank, Ltd.), including the transfer of the aforementioned social media advertising business.)
- 2024
- Apr
Release of ‘BOTCHAN Relation’
- 2025
- Sep
Release of the ‘BOTCHAN AICALL’ beta version

CompanyOverview
- Company Name
wevnal Inc.
- Established
April 2011
- Address
Ebisu Square Floor #7
1-23-23 Ebisu, Shibuya District
Tokyo, Japan 150-0013
- Board of Directors
CEO Hirobumi Isoyama
Board Member Toru Kyukawa
Board Member Yasu Hirai
Board Member Kengo Nagahama
- Audit Committee
Ayako Hiramoto
Akira Ide
Shiro Sakazaki
- Phone Number
03-5449-6477
- Capital Stock
¥100,000,000 (as of Aug. 31, 2023)
- Core Activities
Product Development: BOTCHAN, a conversational commerce and marketing suite.
Publishing research and resources on the latest developments in marketing and AI.

