If you’ve purchased the July 2019 issue of CoroCoro Comic, quickly check your book as it contains a download code for Doraemon Story of Seasons.
The download code allows players to redeem a Golden Doraemon statue, which couldn’t be obtained by other means. The code could be used on the Nintendo eShop. Here’s how the statue looks like:
The comic could be purchased at Amazon Japan.
UPDATE: Another way you can get the code is by visiting the official website and creating a Japanese Bandai Namco ID.