RASC J-Pop Top 20 (2010.01.09)

01.Hilcrhyme – Mou Bye Bye (5 Weeks/ =/Peak:01[3x])
02.COMA-CHI – TIME 2 PARTY feat. AK-69 (2 Weeks/+3/Peak:02)
03.Namie Amuro – The Meaning of Us (3 Weeks/+4/Peak:03)
04.Meisa Kuroki – Are Ya Ready ? (2 Weeks/+4/Peak:04)
05.Kana Nishino – Dear… (5 Weeks/+1/Peak:01[1x])
06.Namie Amuro – LOVE GAME (3 Weeks/-4/Peak:01[1x])
07.Tokyo Jihen – Noudouteki Sanpukan (2 Weeks/-4/Peak:03)
08.Ayumi Hamasaki – You were… (2 Weeks/-4/Peak:04)
09.High Speed Boyz – Kanaeru Yume Ga Aru ~4EVER BOYZ AND GIRLZ SPIRIT~ (4 Weeks/+1/Peak:05)
10.BoA – Mamoritai ~White Wishes~ (4 Weeks/+2/Peak:03)
11.Tomohisa Yamashita – Loveless (7 Weeks/+2/Peak:01[1x])
12.Yuya Matsushita feat. Sista – Koe ni Naranakute (NEW)
13.Flumpool – Calling (2 Weeks/-2/Peak: 11)
14.W-inds. – New World (4 Weeks/+2/Peak:05)
15.Namie Amuro – FAST CAR (NEW)
16.Miliyah Kato – Destiny (6 Weeks/RETURN/Peak:06)
17.Shota Shimizu – Kimi ga Suki (4 Weeks/-3/Peak:08)
18.Ayumi Hamasaki – BALLAD (2 Weeks/-3/Peak:15)
19.DOHZI-T – Omoi feat. AZU (3 Weeks/-10/Peak:08)
20.Miliyah Kato – WHY (7 Weeks/-2/Peak:04)

Falloffs:
Stereopony – Tsukiakari No Michishirube (4 Weeks/@ #17/Peak:05)
Hilcrhyme – Shunkashuto (12 Weeks/@ #19/Peak:01[1x])
Lil’B – Tsunaida Te (7 Weeks/@ #20/Peak:02)