1998 K3500 Dually Opti

[Umino Luka] Erosugiru Tokoya no Obasan ~Otona no Option wa Ikaga? 1-9(Complete) [cqxl自己汉化] [Digital]

Kaiun Miracle Positive Option

[fulloption] Demongirl vore

Ura Option

Tech Gian 015 (January 1998)

[Paja] Option (ANGEL Club 2003-02) [English] [Amoskandy]

[Essentia] Side2.0 1998 Summer

[Muroi] Kissa Lycolyco Ura Option [Kanzenban] (Lycoris Recoil)

【南方姑娘】-私人画家

(C55) [Hotateya (James Hotate)] Doki * 2 Syndrome 1998 Win (Super Doll Licca-chan)

COMIC Penguin Club Sanzokuban 1998-12

[Umino Luka] Erosugiru Tokoya no Obasan ~Otona no Option wa Ikaga? 1-3,5-9 [cqxl自己汉化] [Digital]

COMIC YOUNG HIP 1998-06

Ura Option Onegaishimasu.

COMIC PINE 1998-07

COMIC Papipo Gaiden 1998-09 Vol.50

An Adoptive Father4 - Blue Charm

[Anthology] Pai;kuu 1998 October Vol. 13

[Yamamoto Kenji] Tenshi no Option

COMIC Penguin Club Sanzokuban 1998-10

[LUCK&PLUCK!Co. (Amanomiya Haruka)] Tokyo Moulin Rouge (Ah! My Goddess) [1998-06-30]

Manga Erotopia 1998-10

[Optimism small country (Horikiri Haruto)] Jirettaikedo Ore ni Motto Te o Dashite Hoshii Nante Ienaidaro Daichi no Baka! (Haikyuu!!)

COMIC Penguin Club Sanzokuban 1998-01

[Machino Henmaru] Hotaru (COMIC Alice Club 1998)

COMIC Papipo Gaiden 1998-07

COMIC Papipo Gaiden 1998-10 Vol.51

(C55) [Hotateya (James Hotate)] Doki Doki Syndrome 1998 Win (Dokkiri Doctor)

Tech Gian Issue 15 (January 1998)

(C54) [Koa (Various)] DENGEKI INUOH 1998 SUMMER (Various)

[Option 5] Option 5 Vol. 01 (Various)

[fulloption] Lamia vore (English)

An Adoptive Father5 - Path of Beasts

Zutto sumoopu no tān!!

An Adoptive Father6 - Black Hide Lust

An Adoptive Father7 - Exorcist Reika1

Mamagult Katsudou Houkokusho Hikae 1997/11-1998/08

COMIC Papipo Gaiden 1998-01

Shinsekinchi no 1998-nensei

[Fulloption] P.E. wareouse Vore

Erosugiru Tokoya no Obasan ~Otona no Option wa Ikaga? 1-9

(SPARK10) [Optimism small country (Horikiri Haruto)] Doutei Sotsugyou Shiyo! (Haikyuu!!)

COMIC Tenma 1998-12

(C76) [May no Tenshi (Neyuki Rei)] Optique-Girl 2

An Adoptive Father1 - Erotic Focus

[Inspire] Inspire Works 1998

(C55) [Hotateya (James Hotate)] Doki * 2 Syndrome 1998 Win (Super Doll Licca-chan) [English] (incomplete)

[Optimist] R.O.H (Ragnarok Online)

Erosugiru Tokoya no Obasan ~Otona no Option wa Ikaga? 7

[WAKO] Endless (Mist Magazine: May 1998) [English] [Lililicious]

Kimi wa Tomodachi 2

[Jushoku to Sono Ichimi (Various)] Sakura ja Nai Moon!! Character Voice Tange Sakura (Cardcaptor Sakura, Sakura Taisen) [1998-10-10]

(RTS!!5) [Optimism small country (Horikiri Haruto)] Mousou Kisei Jijitsu (Haikyuu!!)