The best-selling Nintendo 3DS themes of 2017 include 11 Pokémon themes in Japan

A list of the 10 best-selling Nintendo 3DS themes of 2017 is as follows:

1. Splatoon: Squid Sisters
2. Super Mario Odyssey: World Trekking
3. Pokémon Sun Moon: Solgaleo & Lunala
4. Splatoon: Squid
5. Kirby 25th Anniversary
6. The Legend of Zelda: Breath of the Wild: The Open World
7. Kurousa-P feat. Hatsune Miku 「Senbonzakura」
8. Pokémon Solar Eclipse・Lunar Eclipse Necrozma
9. Re:Zero Kara Hajimeru Isekai Seikatsu Theme set
10. Pokémon: Look Upon The Stars

Notes: There are 11 Pokémon themes in the full top 30. The Necrozma theme is only at no.8 despite being no.1 for six weeks. Meanwhile, the Splatoon themes released over two years ago.

Source: Japanese Nintendo