Top 10 bestselling singles in the first half of 2013 (Oricon)

Numbers in brackets indicate the number of units sold:

1) Sayonara Crawl - AKB48 (1,926,445)

2) So long! - AKB48 (1,126,674)

3) Calling / Breathless - Arashi (879,129)

4) Choco no Dourei - SKE48 (671,623)

5) EXILE PRIDE ~ Konna sekai wo aisuru tame ~ EXILE (582,525)

6) Endless Game - Arashi (516,216)

7) My Resistance - Tashikana mono - / Unmei Girl - Kiss-My-Ft2 (373,149)

8) Hesomagari / Koko ni shikanai keshiki - Kanjani 8 (328,538)

9) Joy!! - SMAP (327,505)

10) Seifuku Mannequin - Nogisaka 46 (303,474)

For the rest of the ranking from No.11 to No.50, please visit Oricon's site.

Source: Oricon