During the live stream of the Pokémon Japan Tournament 2020, a Gastrodon based on PJCS2019 Champion's Gastrodon will be given away.
The common serial code is PJCS2019CHAMP
The nickname flag will be set received by a game that its language isn't Japanese.
The nickname flag will be unset when received by a game that its language is Japanese.
Either way, the language tag will be JPN.
Format Ver.2.0.0-11b, Post Updated Date:20201101_2133