https://www.pixiv.net/member_illust.php?mode=medium&illust_id=75857634
https://twitter.com/mizuga/status/1125266313012662272
https://www.melonbooks.co.jp/detail/detail.php?product_id=530266

Melonbooks says this is first-person futanari. Not sure who the futa girl is but I think pg18 seems like it might be Reisen?

Base +6, sable1 +23, Longsworduser +14, Cy48 +6, WKJM +5, ExRumia +10, cm4000 +6, Chaosboy1 +4

封面看成天火了…

Base +6, FKGOG +5, wjptk +6, atomicpuppy +43, hityou +6, togethere +6, Reo Ice +6, komeiji..koishi +4, WKJM +5, a1526691498 +4, Sapphife +6, lianyx +3, 97215507 +5, and 3 more...

我也是，还以为天火泳装这么快就出本子了，然后仔细看了一眼，泳装款式不一样(°ー°〃)

Base +6, 幽灵风 +6, 64926 +6, lianyx +3, Toshikko +6, sdddhj -5, a23845716 +5, ionfire +6, cmskly +6

It's definitely Reisen with Kagerou here, she's plainly visible on pg18, continuing Reisen's exploitation of her

Base +7, Cy48 +6, AmaneSolar +5, ExRumia +10, cm4000 +6

>POV full frontal Kagerou for several pages
there is a god

Base +6, ktkwon00 +8, tfmspace +6, cm4000 +6

还不快去看眼科

Base +6

这影狼画的也太像天火泳装了……我本以为是我方舟玩多了幻视，但是看了一下其他影狼本的封面觉得不是我幻视的原因😂

Base +6, 64926 +6, lianyx +3, a23845716 +5, ionfire +6, cmskly +6

and there i was thinking Mizuga gave up the dickgirls

Mizuga... Mizuga never changes

Base +6, cm4000 +6