The product is vegetable juice named “野菜一日これ一本(YASAI ICHINICHI KORE IPPON -Vegetables for one day in one pack.-)”

There are sweepstakes of Morning Musume version of “Fuchi-ko” In this promotion.
“Fuchi-ko” is the names of miniature figures to decorate it on the edge of the cup. (FUCHI = edge)

And they published promotion videos of all the members as “Fuchi-ko” to their official YouTube channel.

カゴメ株式会社 野菜一日これ一本キャンペーン

Here is the English translated scripts of Oda Sakura as Fuchi-ko.

お元気ですか？フチ子です。
OGENKI DESUKA? FUCHIKO DESU.
How are you? I’m Fuchi-ko.

野菜不足の人が心配で、今日もこのコップの縁に来てしまいました。
YASAIBUSOKU NO HITO GA SHINPAI DE, KYOU MO KONO KOPPU NO FUCHI NI KITE SHIMAI MASHITA.
I was worried about people of lack of vegetables, and I have come to this edge of the cup again today.

一緒に飲んでくれますか？
ISSHO NI NONDE KUREMASU KA?
Could you drink with me?

あ～。
AH.
Ah.

明日もここで一緒に飲んでくれたら、嬉しいです。
ASHITA MO KOKO DE ISSHO NI NONDE KURETARA, URESHII DESU.
I’m glad if you drink together again here tomorrow.

また会えるのを楽しみにしてますね。
MATA AERU NO WO TANOSHIMI NI SHITE MASU NE.
I’m looking forward to seeing you again.

では、また明日！
DEWA、MATA ASHITA!
Then, see you tommorow!

http://i.imgur.com/fmZxtey.jpg

(If there are errors in my English, please tell me.)