10. Chris Brown f/Busta Rhymes & Lil Wayne - Look At Me Now (13th Day/-4/Peak:04)
09. Snoop Dogg f/T-Pain - Boom (9th Day/-2/Peak:06)
08. Katy Perry f/Kanye West - E.T. (1st Day/DEBUT/Peak:08)
07. Melissa Molinaro - Dance Floor (9th Day/-3/Peak:04)
06. Yuya Matsushita - Naturally (2nd Day/+3/Peak:06)
05. Black Eyed Peas - Just Can't Get Enough (5th Day/=/Peak:05)
04. Keri Hilson f/Chris Brown - One Night Stand (3rd Day/+4/Peak:04)
03. Jennifer Lopez f/Pitbull - On The Floor (31st Day/-1/Peak:01[8])
02. Namie Amuro f/Kaname Kawabata - #1 (17th Day/+1/Peak:02)
01. Namie Amuro f/Tomohisa Yamashita - UNUSUAL (17th Day/=/Peak:01[4])
4/4/11:
10. Snoop Dogg f/T-Pain - Boom (10th Day/-1/Peak:06)
09. Yuya Matsushita - Naturally (3rd Day/-3/Peak:06)
08. Black Eyed Peas - Just Can't Get Enough (6th Day/-3/Peak:05)
07. Chris Brown f/Busta Rhymes & Lil Wayne - Look At Me Now (14th Day/+3/Peak:04)
06. Keri Hilson f/Chris Brown - One Night Stand (4th Day/-2/Peak:04)
05. Melissa Molinaro - Dance Floor (10th Day/+2/Peak:04)
04. Katy Perry f/Kanye West - E.T. (2nd Day/+4/Peak:04)
03. Namie Amuro f/Tomohisa Yamashita - UNUSUAL (18th Day/-2/Peak:01[4])
02. Jennifer Lopez f/Pitbull - On The Floor (32nd Day/+1/Peak:01[8])
01. Namie Amuro f/Kaname Kawabata - #1 (18th Day/+1/Peak:01[1])
Chris Brown f/Busta Rhymes & Lil Wayne - Look At Me Now (15th Day/-3/Peak:04)
Melissa Molinaro - Dance Floor (11th Day/-4/Peak:04)
Yuya Matsushita - Naturally (4th Day/+1/Peak:06)
Black Eyed Peas - Just Can't Get Enough (7th Day/+1/Peak:05)
Namie Amuro f/Tomohisa Yamashita - UNUSUAL (19th Day/-3/Peak:01[4])
Keri Hilson f/Chris Brown - One Night Stand (5th Day/+1/Peak:04)
Jennifer Lopez f/Pitbull - On The Floor (33rd Day/-2/Peak:01[8])
Namie Amuro f/Kaname Kawabata - #1 (19th Day/-2/Peak:01[1])
Katy Perry f/Kanye West - E.T. (3rd Day/+2/Peak:02)
Meisa Kuroki - One More Drama (1st Day/DEBUT/Peak:01[1])
Retired:
#01: Kanye West f/Rick Ross, Jay-Z & Nicki Minaj - Monster
#02: TVXQ - Keep Your Head Down
#03: MBLAQ - Stay
#04: Kana Nishino - Distance
#05: Koda Kumi - POP DIVA
#06: Rihanna - S&M
#07: Kalafina - Magia
#08: Britney Spears - Hold It Against Me
#09: Kanye West f/Rihanna & Kid Cudi - All Of The Lights
#10: Namie Amuro f/After School - make it happen
Melissa Molinaro - Dance Floor (12th Day/-1/Peak:04)
Chris Brown f/Busta Rhymes & Lil Wayne - Look At Me Now (16th Day/+1/Peak:04)
Black Eyed Peas - Just Can't Get Enough (8th Day/-1/Peak:05)
Yuya Matsushita - Naturally (5th Day/+1/Peak:06)
Keri Hilson f/Chris Brown - One Night Stand (6th Day/-1/Peak:04)
Namie Amuro f/Tomohisa Yamashita - UNUSUAL (20th Day/+1/Peak:01[4])
Namie Amuro f/Kaname Kawabata - #1 (20th Day/-1/Peak:01[1])
Jennifer Lopez f/Pitbull - On The Floor (34th Day/+1/Peak:01[8])
Meisa Kuroki - One More Drama (2nd Day/-1Peak:01[1])
Katy Perry f/Kanye West - E.T. (4th Day/+1/Peak:01[1])
-None
Retired:
#01: Kanye West f/Rick Ross, Jay-Z & Nicki Minaj - Monster
#02: TVXQ - Keep Your Head Down
#03: MBLAQ - Stay
#04: Kana Nishino - Distance
#05: Koda Kumi - POP DIVA
#06: Rihanna - S&M
#07: Kalafina - Magia
#08: Britney Spears - Hold It Against Me
#09: Kanye West f/Rihanna & Kid Cudi - All Of The Lights
#10: Namie Amuro f/After School - make it happen