Yesterday for Hashtag Day, the Japanese Twitter account for the service released the top ten hashtags that were used by Japanese users in the first half of 2021.
Twitter Japan revealed that its Japan-based accounts tweeted over 140,000 hashtags over 12.6 billion tweets.
He also runs a YouTube channel about Japan stuff called TheDoctorDazza, tweets at @DoctorDazza, and posts photos of his travels on Instagram.