95 Japanese public transportation notice (media.kotakuinaction2.win) posted 27 days ago by btbw 27 days ago by btbw +96 / -1 48 comments download share 48 comments share download save hide report block hide replies
I was curious about a possible meaning myself and did not feel like waiting, so I took a crack at it.
ホ - katakana for syllable ho
ウ - katakana for syllable u
Since katakana can be used for onomatopoeia, it might just be an ape sounding noise? Certainly fits the context.