Kettama! by Fuduo Ran — Abandoned

Also known as Kettama! - Shuukyuu Riot Girls


"Little Rui having lost her mother is sent by her father to be taken care of by a girl named Honoko, who looks almost identical to her own mother. But it's not just her face that has grabbed Rui's attraction to's also the passion for soccer!
Promising to become pro and play alongside her adopted sister Honoko, 13yr old blue-eyed Rui would let nothing stop her! This Soccer+Girls+Comedy manga is a compelling hit by the artist Fudou Ran. " -Manga Updates

Volume 1
Chapter 1: Blue-Eyed Girl released Jul 5 '10
Chapter 2: Living Together released Jul 13 '10
Chapter 3: Princess of Komachi released Jul 25 '10
Chapter 4: KICK OFF released Sep 3 '10
Chapter 5: The Feelings of Each released Oct 6 '10
Chapter 6: Unifying Feelings released Nov 11 '10
Volume 2
Chapter 7: My Big Sis released Dec 25 '10
Chapter 8: Training Begins! released Jan 20 '11