This document lists Japanese manga titles and their estimated sales numbers. The top selling titles include "KOIBANA! KOISEYO HANABI" with 21 estimated sales and "MAERINEUN UIBAKJOONG" with 23 estimated sales. Many other titles had sales numbers between 1 and 16. This document appears to be a ranking of popular Japanese manga by estimated sales.

1. 17 (SAKURAI MACHIKO)-16
2 DOME NO KOI WA USOTSUKI-2
360 DEGREES MATERIAL-9
ORANGE MARMALADE -71
Blue-13
CHITOSE ETC-10
FILM GIRL-6
HIBI CHOUCHOU-7
HOSHI NO OUJO-4
Inochi-7
KATAKOI TRIANGLE-2
KIMI JA NAKYA DAME NANDA-12
KIMI NO TONARI DE SEISHUNCHUU-8
KIMI TO KOI O SHITTA-1
Kimi to koi -5.5
KINKYORI RENAI-11
KOI KOI COUNTRY ROAD-2
KOI OTO-6
KOIBANA! KOISEYO HANABI-21
KOI NANKA HAJIMARANAI-19
KONYA, KIMI NI AI NI IKU-5
KYOU NO KIRA-KUN-1.2
Last game- 10
MAERINEUN UIBAKJOONG-23
NAGAREBOSHI LENS-8

2. MAIRUNOVICH-9
NAISHO NO JIKAN-2
NWEHO-8
OOKAMI SHOUJO TO KURO OUJI-13
Pink lady-7
Dear! -4