• Singing the theme song for NTV's coverage of the Winter Olympics
• Saigo no Yakusoku (Fuji TV)
  • Rating at 19.4%
• Kirin Green Heart Beer (Aiba, Jun, Ohno)
• AU by KDDI
• Won 10 categories for 24th Japan Gold Disc Awards
  • 1st ever artist to win 10 categories
    • Artist of the Year (Domestic)
    • Album of the Year (Domestic) for "All The Best! 1999-2009"
    • One of the 5 best albums
    • Single of the Year (Domestic) for "Believe/Kumorinochi, Kaisei"
    • Took 4 spots on the Best 5 Singles category
    • Two spots for Best DVD (Domestic)
• Consecutive 2nd yr to have initial sales of 500k copies in the 1st week (_Troublemaker_)
• Face of Japan: Endless Discovery
• Broke own record of total music dvd sales
• Arashi ni Shiyagare (NTV)
• Became the first act to have thirty consecutive singles to rank within the Top 3 since their debut
• First week sales for their special drama Saigo no Yakusoku - is 126k copies.
  • Also a first history record in the drama dvd ranking to exceed 100k copies in 1st week sales.

Discography

• Singles
  • Troublemaker
    • Released 3/3
  • Monster
    • Released 19/5
• Albums
• DVD
  • Arashi Anniversary Tour 5x10
    • Released 7/4
• Publications

Aiba

• Best Actor for 13th Nikkan Sports Drama Grand Prix - Autumn '09
  • My Girl for Best Drama as well
• Kimi to Miru Sen no Yume
• Muhi Alpha EX

Jun

• Kose Fasio
• Wagaya no Rekishi (Fuji)
• Natsu no Koi wa Nijiiro ni Kagayaku (Fuji)
  • First member to get a Getsu 9 timeslot

Nino

• Nintendo Wii Super Mario Bros
• JCB

Ohno

• Kaibutsu-kun (NTV)

Sho

• SP Newscaster for the Winter Olympics (NTV)
• Kobe Shimbun no 7 Kakan (Fuji)
• Tokujo Kabachi!! (TBS)
• Mitsuya Cider
• Pino