This doujinshi is a favorite of mine as it features an uncensored parody of my 2nd favorite anime series (Kimagure Orange Road) by one of my favorite doujinshis (Taya Takashi).
01: characters from an array of series: Sonic Soldier Borgman, Ribbon no Kishi, Gunbuster, La Seine no Hoshi etc 03: 04: 05: You're Under Arrest (Miyuki Kobayakawa and Natsumi Tsujimoto) 06: Magical Emi (Mai Kazuki) 07: Majokko Club - Creamy Mami (bigger girl), Magical Emi (above), Persia (bellow, left) and Pastel Yumi (bellow, right) 08: Creamy Mami (Megumi Ayase) 09: Magical Emi (Youko Kazuki) 10: Atragon | Kaitei Gunkan (Empress of Mu) 11: Flying Phantom Ship (Ruriko) 12-13: Dirty Pair (Kei) 14: GoShogun (Remi Shimada) 15: Magical Emi (Magical Emi) 16: Saint Seiya (Polaris Hilda) 17-39: Kimagure Orange Road (Madoka Ayukawa and Kyousuke Kasuga 40-41: Gunbuster and more 42: Salamander OVA (Paula and ?) 43-74: Voltes V (Megumi Oka) 75-99: Bubblegum Crisis 102: 104: Gunbuster (Noriko Takaya)
edit: added the information provided by meow_pao and nonotan
Considering that the story on Pages 43-74 is titled "Ganbare!! Kunoichi Megumi" and her resemblance to Oka Megumi of Voltes V (who, incidentally, is also a kunoichi), it might be safe to place her name on your list of characters.