In 2020 Glico launched a series of advertisements promoting their brand, in particular their Pocky featuring many stars, including Tatsuya.

The theme of the advertising campaign was the stars competing in a series of JanKenPon (rock-paper-scissors) games.

On 8th August 2020, Haruka Ayase, Satoshi Tsumabuki, Tatsuya Fujiwara, Kyoko Fukada and Nagisa Sekimizu appeared live via Glico’s youtube channel to play the ultimate game of rock-paper-scissors. The cast of of stars competed to challenge the Guinness World Record for the largest number of people who played rock-paper-scissors (known as Jankenpon じゃんけん in Japan) at the same time online!