I realized some #BANANAFISH fans don't know Yoshida also drew official art of Ash and Eiji being gay. Well, let's fix that!
(Mappa art is great too, I love both! )
Source of most of the pics (the blogger asked not to repost with no credits): http://ash-callenreese.tumblr.com 
Part 1

Part 2

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Part 3

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Part 4

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Part 5

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Part 6
9 red roses means "eternal love"

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Part 7

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Part 8

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Part 9
I guess this doesn't count as "being gay", but have two cute babies cuddling, kissing and sleeping on the same bed
I don't speak Japanese, but "suki" means "I like you/I love you" as far as I know

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Part 10 - The End
Friendly reminder that these are pictures of Ash that Eiji canonically took during the story

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Bonus: domestic Ash and Eiji with a dog and two kittens