[H2CO3 (Carbonic acid)] Haohaogoogoogoonyanyan (Osomatsu-san)

[H2CO3 (炭酸)] ハオハオグーグーニャンニャン (おそ松さん)

Parodies osomatsu-san 35K
Characters karamatsu matsuno 35K osomatsu matsuno 35K
Tags glasses 8K anal 14K crossdressing 16K brother 18K males only 22K incest 23K yaoi 24K chinese dress 24K
Artists tansan 101K
Groups h2co3 101K
Languages japanese 6K
Categories doujinshi 33K
22 pages
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Story & Details

[H2CO3 (Carbonic acid)] Haohaogoogoogoonyanyan (Osomatsu-san) is a doujinshi based on osomatsu-san featuring 22 illustrated pages.

This work is created by tansan and was published on February 21, 2026.

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