https://www.doujinshi.org/book/1076827/
https://www.suruga-ya.jp/product/detail/ZHOA60366

01: Ranma Saotome (from Ranma 1/2)
03: Anice Farm (from Sonic Soldier Borgman)
04:
05:
06:
07:
08: Anice Farm (from Sonic Soldier Borgman)
09: Anice Farm (from Sonic Soldier Borgman)
10: Momoko Hanazono (from Mahou no Idol Pastel Yumi)
11: Lum (from Urusei Yatsura)
12:
13:
14: Lum (from Urusei Yatsura)
15-26:
27: Lum (from Urusei Yatsura)
28: Madoka Ayukawa (from Kimagure Orange Road)
29: Lum (from Urusei Yatsura)
30:
31: Yuri (from Dirty Pair)
32-33:
34:
35: Nagisa Kanou, from Iczer-One
36:
37:
38: Lum (from Urusei Yatsura)
40: Cutey Honey (from Cutey Honey)

The Borgman girl is called AniCe Farm

04: a girl from Mashin Eiyuuden Wataru illustrates the ToC
05: Yume Aoi (from Wingman)
06: Kisaragi Honey from (Cutey Honey)
07: Angel Omachi (from Bryger)
12: Arisa from ?
13: Kai from ? (same series as 12 most likely)
30: Original
32-33: Diana from ?
34: Yuria (from Cream Lemon Rall 2 <333)
36: Original
37: Original

38 has also some WMT characters (Annette and Anne?)

Base +58