Please support the circle/authors by purchasing some of their works where available.

Circle's Website: http://don.progg.jp
Motokazu's Website: http://progg.jp
Motokazu's Pawoo: https://pawoo.net/@motokazu95
Motokazu's Pixiv Booth: https://motokazu-labo.booth.pm/
Motokazu's Pixiv Fanbox: https://www.pixiv.net/fanbox/creator/8375436
Motokazu's Pixiv: http://www.pixiv.net/member.php?id=8375436
Motokazu's Skeb: https://skeb.jp/@motokazu95
Motokazu's Twitter: https://twitter.com/motokazu95
Dontoko's Pixiv: http://www.pixiv.net/member.php?id=4419311
Dontoko's Twitter: https://twitter.com/whatsupnamin
Shinsou Komachi's Twitter: https://twitter.com/comachipan
Minamito's Pixiv: https://www.pixiv.net/member.php?id=3984237
Minamito's Twitter (Dead): https://twitter.com/minamitoto
Minamito's Twitter (2): https://twitter.com/tsuhakominato
Lightning Drill's Website: http://blog.livedoor.jp/lighteningdrill/
Lightning Drill's Pixiv Booth: https://dorirugrandee.booth.pm/
Lightning Drill's Pixiv: https://www.pixiv.net/member.php?id=17917133
Lightning Drill's Twitter (Dead): https://twitter.com/lighteningdrill
Lightning Drill's Twitter (Private): https://twitter.com/cookie_drill
Hizaki Ryuuta's Website: http://fullautofiring.tumblr.com/
Hizaki Ryuuta's Pixiv Fanbox: https://www.pixiv.net/fanbox/creator/5508
Hizaki Ryuuta's Pixiv: https://www.pixiv.net/member.php?id=5508
Hizaki Ryuuta's Twitter: https://twitter.com/Hizaki
Akahashira/Sekichuu's Pixiv: https://www.pixiv.net/member.php?id=4853998
Akahashira/Sekichuu's Twitter: https://twitter.com/akahashira
OwlZ's Website: http://owlmebiusu.blog75.fc2.com/
OwlZ's Twitter: https://twitter.com/owlzfutaba
Inryousui's Bilibili: https://space.bilibili.com/407106614
Inryousui's DeviantArt: https://www.deviantart.com/inryosui
Inryousui's Nicovideo Seiga: https://seiga.nicovideo.jp/user/illust/37648400
Inryousui's Nicovideo: https://www.nicovideo.jp/user/37648400
Inryousui's Pawoo: https://pawoo.net/@inryosui_
Inryousui's Pixiv Booth: https://watersommelier.booth.pm/
Inryousui's Pixiv: https://www.pixiv.net/member.php?id=11618115
Inryousui's Skeb: https://skeb.jp/@inryosui_
Inryousui's Twitter: https://twitter.com/inryosui_
Klu's Pixiv: https://www.pixiv.net/member.php?id=229257
Klu's Tumblr: http://kantolweb.tumblr.com
Klu's Twitter: https://twitter.com/kantol
Kurose's Last.fm (Music): https://www.last.fm/ja/user/cro_kurose
Kurose's Pixiv Booth: https://crocroxxx.booth.pm/
Kurose's Pixiv: https://www.pixiv.net/member.php?id=1353615
Kurose's Twifile: https://twpf.jp/_KuroseKS_
Kurose's Twitter: https://twitter.com/_KuroseKS_
Kurose's Twitter (2, Music): https://twitter.com/_kurose_
Kawashima's Twitter (Protected?): https://twitter.com/kawashima__
Chiru's Twitter: https://twitter.com/chil_5678
Hishi's Twitter: https://twitter.com/hiahia1227
Hikari°C.'s Twitter (Dead): https://twitter.com/lunaxhika
Hikari°C.'s Twitter (2, Dead): https://twitter.com/lunaxhika_e
Hikari°C.'s Twitter (3): https://twitter.com/1unaxhika_
Hikari°C.'s Twitter (4): https://twitter.com/1unaxhika__e
Ujimatsu's Twitter: https://twitter.com/um_tnk
Nadegata's Pixiv Booth: https://nadegata322.booth.pm/
Nadegata's Pixiv: https://www.pixiv.net/member.php?id=16275159
Nadegata's Twitter: https://twitter.com/nade_gata
Ikkyuu's Website: http://ikyu.sakura.ne.jp/
Ikkyuu's Nijie: https://nijie.info/members.php?id=4062
Ikkyuu's Pixiv Booth: https://ikkyu193.booth.pm/
Ikkyuu's Pixiv Fanbox: https://www.pixiv.net/fanbox/creator/5240
Ikkyuu's Pixiv: https://www.pixiv.net/member.php?id=5240
Ikkyuu's Skeb: https://skeb.jp/@ikkyu019
Ikkyuu's Twitter: https://twitter.com/ikkyu019
Sasasa's Nijie: http://nijie.info/members.php?id=565423
Sasasa's Skeb: https://skeb.jp/@sanosannjou
Sasasa's Twitter: https://twitter.com/sanosannjou
Sasasa's Twitter (R-18): https://twitter.com/r18sasasa
Kosake's Pixiv Booth: https://norisugoshi.booth.pm/
Kosake's Pixiv: https://www.pixiv.net/member.php?id=4855744
Kosake's Twitter: https://twitter.com/norisugoshi
Himari/Hibiri's Pixiv Booth: https://hibiri.booth.pm/
Himari/Hibiri's Pixiv: https://www.pixiv.net/member.php?id=18756716
Himari/Hibiri's Twitter: https://twitter.com/himari_ii
Himari/Hibiri's Twitter (2): https://twitter.com/hibiri_p
SYUMO's Pixiv Booth: https://syumo.booth.pm/
SYUMO's Pixiv: https://www.pixiv.net/member.php?id=1115742
SYUMO's Twitter: https://twitter.com/syumosama
Kotosui's Website: http://kobanamoyou08.blog106.fc2.com/
Kotosui's Pixiv Booth: https://kobanamoyou.booth.pm/
Kotosui's Pixiv Fanbox: https://www.pixiv.net/fanbox/creator/1418879
Kotosui's Pixiv: https://www.pixiv.net/member.php?id=1418879
Kotosui's Twitter: https://twitter.com/shui_k
Araguma Shinonome's Fantia: https://fantia.jp/posts/377270
Araguma Shinonome's Twitter: https://twitter.com/uminecco
Tate's Twitter: https://twitter.com/syuntyananone
Komehen's Website: http://twpf.jp/wtrijst
Komehen's Pixiv: https://www.pixiv.net/member.php?id=4267348
Komehen's Pixiv (2): https://www.pixiv.net/member.php?id=21150595
Komehen's Twifile: https://twpf.jp/wtrijst
Komehen's Twitter: https://twitter.com/wtrijst
Komehen's Twitter (2): https://twitter.com/komewatari
Gabyonuno's Website: http://gabyo.sakura.ne.jp/nuno/
Gabyonuno's Website (R-18): http://gabyo.sakura.ne.jp/nuno/echa.html
Gabyonuno's Pawoo: https://pawoo.net/@gabyonuno
Gabyonuno's Pixiv: https://www.pixiv.net/member.php?id=6870853
Gabyonuno's Twitter: https://twitter.com/gabyo_nn
Jinnouchi Akira's Pixiv: https://www.pixiv.net/member.php?id=155625
Jinnouchi Akira's Twitter: https://twitter.com/jinnnouti_akira
Morinaka Hajime's Website: https://blogs.yahoo.co.jp/studionel
Morinaka Hajime's Pixiv: https://www.pixiv.net/member.php?id=2090175
Morinaka Hajime's Twitter (Dead): https://twitter.com/studioNEL
Morinaka Hajime's Twitter (2): https://twitter.com/morinakahajime
Dairaku's Twitter (Dead): https://twitter.com/N25Nambu
Dairaku's Twitter (2): https://twitter.com/__686_
Kanami's Pixiv: https://www.pixiv.net/member.php?id=4759060
Kanami's Twitter: https://twitter.com/lksn0130
Ruier's Twitter (Dead): https://twitter.com/ruier09
Makoto/Zubatto's Twitter: https://twitter.com/Wr250mYamaha
Hatori's Min.T(?): https://min.togetter.com/id/poladora
Hatori's Soundcloud: https://soundcloud.com/poladora
Hatori's Twitter: https://twitter.com/poladora
Hatori's Twitter (2): https://twitter.com/hatolier_camera
Haibara's Pixiv: https://www.pixiv.net/member.php?id=2343085
Haibara's Twitter: https://twitter.com/afonosyu
Haibara's Twitter (2): https://twitter.com/exp_dongumori
Nemureru Usagi #06's Website: http://hanatokazenomati.blog.fc2.com/
Nemureru Usagi #06's Pixiv Booth: https://nemureruusagi06.booth.pm/
Nemureru Usagi #06's Pixiv: https://www.pixiv.net/member.php?id=1927592
Nemureru Usagi #06's Twitter: https://twitter.com/nemureruusagi06
Kimafumi's Pixiv: https://www.pixiv.net/member.php?id=19613228
Kimafumi's Twitter: https://twitter.com/kmfm686

https://www.doujinshi.org/book/1068973/

I love how each new volume gets an increasingly larger page count and the comment gets longer as a result. Maybe one day, we'll work on Vol.2 and 3! (Not anytime soon, however)

Base +7, 8055 +27, やるならロ +3