CoeFont Communications Team Wins Grand Prix at the ACC Tokyo Creativity Awards

3 min readNov 7, 2023


CoeFont Co., Ltd. announced today that it has been awarded the Grand Prix for Social Influence in Branded Communication for its おしゃべりひろゆきメーカー (Talking Hiroyuki Maker) campaign at the 63rd ACC Tokyo Creativity Awards. Known as the most prominent advertising awards in Japan, the ACC Grand Prix is considered one of the most significant achievements for creative professionals in the country. This year’s branded communication jury was led by Dentsu’s Noriaki Onoe, and included industry experts Shiny Lee, Sayaka Arimoto, Haruka Ichikawa, Ayana Kizaki, Rie Kimoto, Kazuaki Kuribayashi, Natsuki Kogure, Shota Kojima, Yasuke Shimano, Kaoru Sugano, Miho Takeichi, Tatsuki Tatara, Shota Hatanaka, Takahiro Miura, and Emi Murakami.

November 2nd, 2023, 18:00 JST

The CoeFont Talking Hiroyuki Maker campaign was named best in category for Social Influence in Branded Communication at the 63rd annual ACC Tokyo Creativity Awards. As well as the coveted Grand Prix award, the team took home a silver award in the Digital Experience category. The jury described the campaign as innovative and playful.

Talking Hiroyuki Maker

The online Hiroyuki Maker application allowed netizens to create and share videos in the digital voice of outspoken Japanese KOL Hiroyuki Nishimura. The campaign gained popularity on social media, with 10,934,872 videos generated in the first week alone.

Jury member Kaoru Sugano praised the campaign for effectively showcasing the benefits of products using AI voice, adding that the casting choice could not have been better for the current climate in Japan. He also appreciated the simple interface and instructions — “Let’s use CoeFont’s AI technology to get Hiroyuki to say the right things!” The judge went on to say that the campaign allowed users to disengage from the often negative headlines around AI technology and have fun.

CoeFont Team

Executive Producer: Shogo Hayakawa

Planner / Front-End Developer: Yumoya

Planner / PR:Yasuhiro Yamada

Planner:Naoki Takahashi

Back-End Developer :Taiki Ikeida

Back-End Developer :Suto Hidetaka

AI Advisor:Nakamasa Inoue

AI Engineer:Yuto Nishimura

AI Engineer:Mirai Mitani


Art Director:Takuma Onishi 大西拓磨

If your company is interested in using digital voices for commercial use, please get in contact with us through the enquiry form below.

Main Services:

TTS (text-to-speech)

Cross-Lingual TTS (creating text-to-speech in various languages)

CoeFont Voice Changer

Voice Replication

About ACC Awards

The ACC Tokyo Creativity Awards, previously known as the ACC CM Festival Advertising Awards, have been held since 1961 with the objective of improving the quality of television and radio commercials. Today, these awards are widely regarded as one of Japan’s biggest accolades, and the coveted ACC Grand Prix is a testament to the exceptional talent and dedication of the winners.

Find the ACC Awards at:


Instagram: @acc_awards


AI Voice Platform CoeFont

CoeFont( ) is an innovative AI Voice Platform using the latest AI technology to convert voices into expressive, easy-to-use digital voices that can be used with Text-To-Speech, Voice Changer, and Cross-Lingual TTS. The CoeFont platform provides immediate access to our Voice Hub with over 10,000 diverse digital voices. Whether for training sessions, internal announcements, audiobooks, promotional content, or live during meetings or streaming, these voices are always ready to bring your ideas to life.

About CoeFont Co., Ltd.

CoeFont Co., Ltd. develops and provides AI-based services, established in 2020 and registered as a Tokyo Tech Venture. We are currently conducting research on AI-based voice synthesis and providing “CoeFont” under the concept of “bringing voices to all creators.” We aim to pioneer the voice content market with easy-to-understand natural AI voices.




A global AI Voice Hub, empowering you to use your voice by creating and using digital voices.