Why do anime characters have nose bleeds?

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Tags

1. #sporadic
2. #created
3. #japanese
4. #which
5. #increase
6. #arousal
7. #aroused
8. #blood
9. #nosebleeds
10. #sexually
11. #nosebleed
12. #causes
13. #uncommon
14. #manga
15. #anime
16. #pressure
17. #sudden
18. #suffering
19. #sexual
20. #works
21. #characters
22. #sight