Is Evangelion based on a manga?

Related questions

1. How many volumes of Evangelion are there?

Tags

1. #kadokawa
2. #chapters
3. #announced
4. #conclusion
5. #years
6. #manga
7. #published
8. #shoten
9. #evangelion
10. #genesis
11. #while
12. #april
13. #volumes
14. #approaching