Here is the box office ranking of Japanese anime movies premiered in the first half of 2010.

Rank/ Income by yen/ Title/ Number of screens ($1 = 87yen)
*1, 4,800,000,000 One Piece Film: Strong World 194scr
*2, 3,190,000,000 Detective Conan Movie 14: The Lost Ship in the Sky 352scr
*3, 3,160,000,000 Doraemon: Nobita's Great Mermaid Naval Battle 366scr
*4, 1,250,000,000 Crayon Shin-chan Movie 18: Chou Jikuu! Arashi wo Yobu Ora no Hanayome 325scr
*5, 1,140,000,000 Eiga Precure All Stars DX2: Kibou no Hikari - Rainbow Jewel wo Mamore! 160scr
*6, 1,066,000,000 Gintama: Shinyaku Benizakura-hen 142scr
*7, *,830,000,000 Suzumiya Haruhi no Shoushitsu 102scr
*8, *,645,000,000 Macross Frontier ~Itsuwari no Utahime~ 111scr
*9, *,589,000,000 Layton Kyouju to Eien no Uta Hime 311scr
10, *,430,000,000 Uchuu Senkan Yamato: Fukkatsu-hen 213scr
11, *,380,000,000 Mahou Shoujo Lyrical Nanoha The MOVIE 1st 68scr
12, *,280,000,000 Fate/stay night: Unlimited Blade Works 66scr
13, *,150,000,000 Higashi no Eden - Movie I: The King of Eden 54scr
14, *,120,000,000 Higashi no Eden - Movie II: Paradise Lost 41scr
15, *,*78,000,000 Yona Yona Penguin 122scr
16, *,*72,000,000 Trigun: Badlands Rumble 23scr
17, *,*59,000,000 Bungaku Shoujo 34scr
17, *,*59,000,000 King of Thorn 33scr
19, *,*48,000,000 Mai Mai Shinko to Sennen no Mahou. 65scr
20, *,*40,550,000 Uchu Show e Yokoso 21scr
21, *,*24,220,000 Ginmaku Hetalia Axis Powers Paint it, White 10scr
22, *,*20,000,000 Eve no Jikan 10scr

Source: Anime!Anime!, Box Office Mojo

Premiere Dates
Sep 18th Mobile Suit Gundam 00 The Movie: A Wakening of the Trailblazer
Sep 25th Break Blade 3: Kyojin no Ato
Nov 6th Mardock Scramble 1: The First Compression
Dec 25th Soukyuu no Fafner: ~Heaven and Earth~

Sources: Fafner official website, Scan of handout, presepe