2nd StuffIt Expander!!（両A面）/98.8.1発売

01. StuffIt Expander!! 02. Drop Stuff!!

3rd Love Weather/98.12.1発売

01. Love Weather 02. Wild X'mas

4th Rainy Heart/99.2.1発売 （アルバムからのシングルカット）

01. Rainy Heart [Remix Version] 02. Lonly Valentine（アルバム未収録）

5th Layer! Layer!（Maxi Single）/2000.1.20発売

＜発表当時のNEWSを見る＞

01. Layer! Layer! [Radio Edit] 02. カリスマ 03. シャギー [12" Club Mix] 04. Layer! Layer! [Instrumental]

6th SNOW DRIVE（Maxi Single）/2000.2.14発売

＜発表当時のNEWSを見る＞

01. SNOW DRIVE [Radio Edit] 02. Oh! My K-CAR 03. NO・LI・KA・LA [Oh! Lunch House Mix] 04. SNOW DRIVE [WACON-R Mix]

　

7th Set Up! BILSTEIN（Maxi Single）/2000.3.10発売

＜発表当時のNEWSを見る＞

＜normal version＞

01. Set Up! BILSTEIN [Radio Edit] 02. Air Hockey on the TAKAO 03. Set Up! BILSTEIN [GEMCRIP Mix] 04. Air Hockey on the TAKAO [GEMCRIP Mix]

＜child version＞

01. Set Up! BILSTEIN [Radio Edit] 02. Set Up! BILSTEIN [Dialog Mix] 03. Set Up! BILSTEIN [オリジナルカラオケ]

8th MADE IN GERMAN [iCab Mix]（Maxi Single）/2000.3.17発売

＜発表当時のNEWSを見る＞

01. MADE IN GERMAN [iCab Mix] 02. E-MAIL ADDRESS 4 U 03. MADE IN GERMAN [Instrumental] 04. E-MAIL ADDRESS 4 U [Instrumental]

9th I LOVE SNOW（Maxi Single）/2000.3.24発売

＜発表当時のNEWSを見る＞

01. I LOVE SNOW 02. DANGEROUS EYES 〜あぶない瞳〜 03. I LOVE SNOW [Instrumental] 04. DANGEROUS EYES 〜あぶない瞳〜 [Instrumental]

NEW　10th GO!-GO! FREE CAR-K/2000.5.17発売

＜発表当時のNEWSを見る＞

01. GO!-GO! FREE CAR-K [Radio Edit] 02. GO!-GO! FREE CAR-K [Furikake Mix] 03. GO!-GO! FREE CAR-K [オリジナルカラオケ]

Inde. Sexy Men Important/2000.4.12発売

＜発表当時のNEWSを見る＞

01. Shaggy Boy 02. CHARISMA [Live Version] 03. I Like 3F's Chinese noodles 04. E-MAIL ADDRESS 4 U 05. Let's 5 AKIBA 06. SEX MACHINE IMPORTANT 07. I Hate Static electricity 08. Set Up! BILSTEIN 09. Air Hockey in the TAKAO 10. SNOW DANCER 11. Love Weather 12. Lonly Valentine [Live Version]

1st S.M.I -Sports Music Internet-/99.1.1発売

01. シャギー [Album Mix] 02. やぁ 03. Sports Music Internet 04. Drop Stuff!! [Ver 4.5.1] 05. StuffIt Expander!! [Ver 5.1.4] 06. そうじゃなくて・・・ 07. ゆうべの独り言 08. NO・LI・KA・LA 09. Love Weather [Album Mix] 10. Rainy Heart 11. Rainy Heart [Piano Solo]

2nd Snow Mania Introduction/2000.2.22発売

＜発表当時のNEWSを見る＞

01. Snow Mania Introduction 02. COME ON LET'S FREEZE 03. SNOW DRIVE [Snow Mania Mix] 04. OVER SUPPORT! 05. Layer! Layer! [Snow Mania Mix] 06. CHARISMA [English Version] 07. Do you know GEMCRIP? 08. Oh! My K-CAR [WACON-R Mix] 09. DDI Mania 10. Blizzard Dance 11. YUKI 〜雪降るしくみを伝えたくて〜 BONUS TRACK. CRAZY CARBON [Version 0]

Video

　

1st Sexy Music Introduction/2000.4.25発売

＜発表当時のNEWSを見る＞

＜DVD＞

＜Video＞

01. SEX MACHINE IMPORTANT 02. シャギー 03. StuffIt Expander!! 04. Love Weather 05. Rainy Heart [Remix Version] 06. Layer! Layer! 07. SNOW DRIVE 08. Set Up! BILSTEIN 09. MADE IN GERMAN 10. I LOVE SNOW 11. CRAZY CARBON [Live Version]