| His and Her Circumstances | Kaze Hiita Yoru | Yuki Watanabe & Maria Yamamoto | 1998 |
| His and Her Circumstances | Tenshi no Yubikiri | Fukuda Mai | 1998 |
| His and Her Circumstances | Yume no Naka e | Enomoto Atsuko and Suzuki Chihiro | 1998 |
| Bubblegum Crisis Tokyo 2040 | Waiting for You | Akira Sudou | 1998 |
| Bubblegum Crisis Tokyo 2040 | Y'Know | Akira Sudou | 1998 |
| Protect Me, Heavenly Moon Guardian! | I JUST FEEL SO LOVE AGAIN ~Soba ni Iru dake de~ | sweet velvet | 1998 |
| Protect Me, Heavenly Moon Guardian! | Makenaide | Mariko Kouda | 1998 |
| Protect Me, Heavenly Moon Guardian! | Saa! | SURFACE | 1998 |
| If I See You in My Dreams | Kaze no You na Kimi de Ite | Halo | 1998 |
| Gasaraki | Love Song | Tomoko Tane | 1998 |
| Gasaraki | MESSAGE #9 | Tomoko Tane | 1998 |
| Gasaraki | REMIX OF MESSAGE #9:type M | Tomoko Tane | 1998 |
| Orphen | Ai Just on my Love | Sharan Q | 1998 |
| Orphen | Doshiyou | Yuka | 1998 |
| Orphen | Kimi Wa Majutsushi | Hatake
Sharan Q | 1998 |
| Orphen | Last Kiss | Tanpopo | 1998 |
| Generator Gawl | I Want Out | Yuki Saga | 1998 |
| Generator Gawl | Kore wo Koi to Iemashou ka | Yoshimba | 1998 |
| Blue Submarine No. 6 | Mina Soko ni Nemure | The Thrill ft. Yukarie | 1998 |
| Slayers Excellent | Never Die | Masami Okui | 1998 |
| Saber Marionette J to X | Issho ni | Megumi Hayashibara, Yuri Shiratori & Akiko Hiramatsu | 1998 |
| Saber Marionette J to X | Kaze to Sora wo Koete | Yuka Imai | 1998 |
| Saber Marionette J to X | Lively Motion | Megumi Hayashibara | 1998 |
| Saber Marionette J to X | Proof of Myself | Megumi Hayashibara | 1998 |
| Future GPX Cyber Formula Sin | POWER of LOVE | Hironobu Kageyama | 1998 |
| Future GPX Cyber Formula Sin | Pray | LAZY | 1998 |
| Future GPX Cyber Formula Sin | Soul of Rebirth ~Jidai no Kodou ni Nare~ | Hironobu Kageyama | 1998 |
| Master Keaton | A Sigh | KneuKid Romance | 1998 |
| Master Keaton | Railtown | Kuniaki Haishima | 1998 |
| Master Keaton | eternal wind | BLÜE | 1998 |
| Touch: Miss Lonely Yesterday - Are kara, Kimi wa... | Hi Hi High | Kumagai Sachiko | 1998 |
| Touch: Miss Lonely Yesterday - Are kara, Kimi wa... | Touch | Sawai Natsumi & Quick-Times | 1998 |
| Eat-Man '98 | Burning Blue | MAGIC | 1998 |
| Eat-Man '98 | Tabibito | MAGIC | 1998 |
| The Devil Lady | Lose Heart | Legolgel | 1998 |
| The Devil Lady | Main Theme | Toshiyuki Watanabe | 1998 |
| The Devil Lady | Rebirth Megami Tensei | Yukari Tamura | 1998 |
| Kurogane Communication | Dear Mama | Yui Horie | 1998 |
| Kurogane Communication | My Best Friend | Yui Horie | 1998 |
| DNA Sights 999.9 | Rasen | Megumi Ogata | 1998 |
| Flint the Time Detective | Boku no Shirushi | Nakagawa Keniti | 1998 |
| Flint the Time Detective | Jikuu no Kanata e | Yukiji, Nana Mizuki, Tiaki Morita, Tachiki Fumihiko, Nishimura Chinami | 1998 |
| Flint the Time Detective | Kirakira | Manabi Mizuno | 1998 |
| Flint the Time Detective | Moshimo... | Mayumi Iizuka | 1998 |
| Flint the Time Detective | Power na Kimochi | Yukari Asakura | 1998 |
| Super YoYo | Future | Chiaki Nakajima | 1998 |
| Super YoYo | Loop & Loop | Shoutarou Morikubo | 1998 |
| Super YoYo | Someday Let's Go Together | rub.down | 1998 |
| Steam Detectives | Kimi, Hohoenda Yoru | Elika | 1998 |
| Steam Detectives | Oasis | Elika | 1998 |
| Steam Detectives | Okubyou Emotion | Elika | 1998 |
| Super Doll Licca-chan | Ashita no Kimi | Tomo Sakurai | 1998 |
| Super Doll Licca-chan | Love Wars Daisakusen | Rooky | 1998 |
| Super Doll Licca-chan | Ne | Rooky | 1998 |
| Super Doll Licca-chan | Sono Yume wa Nanshoku? | Tomo Sakurai | 1998 |
| Super Doll Licca-chan | Wow! | Rooky | 1998 |
| St. Luminous Mission High School | Labyrinth | Ali Project | 1998 |
| St. Luminous Mission High School | Luminous "Shoushitsu to Nazo no Theme" (Ver. 1) (ルミナス"消失と謎のテーマ | ??? | 1998 |
| Twin Bee Paradise | Twin memories | Mariko Kouda | 1998 |
| Popolocrois Monogatari | Kaze no Mahou | Miyajima Eri | 1998 |
| Popolocrois Monogatari | Kaze no Mahou | Ootou Fumi | 1998 |
| Popolocrois Monogatari | Natsu Kikyuu | Ootsuka Rie | 1998 |
| Prince Mackaroo | Utahito | Saburou Kitajima | 1998 |
| Prince Mackaroo | Yumehito | | 1998 |
| Startling Doctor | I Wish | Electric Combat | 1998 |
| Startling Doctor | Make it Somehow | LUKA | 1998 |
| Startling Doctor | Nenai, Nenai, Nenai | The Castanets | 1998 |
| Yoiko | Akane-iro no Omoi | Juliana Schano | 1998 |
| Let's Nupu Nupu | Maybe True | Fanatic Crisis | 1998 |
| Charge! Pappara Team | Gizagiza Make a Motion | Misty | 1998 |
| Charge! Pappara Team | Wanna Wanna | Misty | 1998 |
| Beast Wars Second Chou Seimeitai Transformers: Lio Convoy Kiki Ippatsu! Movie | My Shooting Star | Current of Air | 1998 |
| Beast Wars Second Chou Seimeitai Transformers: Lio Convoy Kiki Ippatsu! Movie | Space Dreamer ~Haruka naru Beast Wars~ | Current of Air | 1998 |
| Hanasaka Tenshi Tenten-kun | Class de Ichiban Sugoi Yatsu | Bra Bra Bravoes | 1998 |
| Yoshimoto Insect Stories | MOTHER | Hanako Yamada, PUFFY | 1998 |
| Yoshimoto Insect Stories | Muchimuchi Rock`n`Roll!! | | 1998 |
| Toki no Daichi: Hana no Oukoku no Majo | Toki no Shounen | Ryoko Sekine | 1998 |
| Visitor | Stairway to the Sun | Groovy Boyfriend | 1998 |
