Going with the 2014-2023 definition for last decade:
1. A Place Further than the Universe
2. Girls Last Tour
3. Odd Taxi
4. Shirobako
5. Made in Abyss
6. My Love Story
7. Bocchi the Rock
8. Yuru Camp
9. Devilman Crybaby
10. The Demon Girl Next Door
Congrats to 2020 GotD Guru champ azuarc!