Here is the weekly manga sales ranking top 30 for May 18th - 24th.

*1, 211,569 211,569 Tenjou Tenge vol.20
*2, 106,159 106,159 VBRose vol.14
*3, 103,767 228,405 Fairy Tail vol.15
*4, *95,523 195,517 Tsubasa RESERVoir CHRoNiCLE vol.27
*5, *92,306 205,130 Mahou Sensei Negima! vol.26
*6, *89,670 *89,670 Shitsuji-sama no Okiniiri vol.6
*7, *78,081 *78,081 Zetman vol.12
*8, *70,645 *70,645 Shanimuni GO vol.32
*9, *68,527 *68,527 Shanimuni GO vol.31
10, *67,431 143,466 Bloody Monday vol.11

11, *65,218 *65,218 Hoshi wa Utau vol.5
12, *62,846 *62,846 81 Diver vol.11
13, *50,803 *50,803 Countach vol.16
14, *45,770 *45,770 Doubt vol.4
15, *43,914 *99,279 Sayonara Zetsubou Sensei vol.17
16, *40,573 *40,573 Saikyo! Toritsu Aoizaka Koukou Yakyuubu vol.20
17, *40,388 *40,388 Nagasarete Airantou vol.15
18, *39,402 *39,402 Kiss x Sis vol.4
19, *38,285 902,993 Naruto vol.46
20, *34,339 *34,339 Amai Seikatsu vol.36

21, *33,377 *33,377 Princess Resurrection vol.9
22, *32,939 *92,071 Yamato Nadeshiko Shichi Henge vol.23
23, *32,505 *32,505 Kamisama Hajimemashita vol.3
24, *31,129 *87,406 Costume Play★Animal vol.11
25, *28,289 *28,289 Dogs: Bullets & Carnage vol.4
26, *26,888 *26,888 Sommelier vol.10
27, *26,774 *26,774 Sidooh vol.17
28, *26,639 *26,639 Mirai Nikki vol.8
29, *26,490 400,747 Ouran High School Host Club vol.14
30, *26,405 *26,405 Love So Life vol.1

The last week's ranking: Japan's Weekly Manga Ranking For May 11 - 17
Source: Oricon Comic Ranking

Additional news:
Kumakura Takatoshi's manga "Mokke" ended in the July issue of Afternoon magazine. The final volume of the Tankobon will be released in July.

Source: Kodansha

Manga "Kochira Katsushika-ku Kamearikouen-mae Hashutsujo" was announced to get a live action TV drama adaptation. Katori Shingo, one of the members of an idol group SMAP, plays the main character Ryotsu Kankichi.

Source: Scan of WSJ cover

The pages of the most recent chapter of "Vagabond" was printed in a wrong order in Weekly Morning magazine. The first and the fourth page was switched with each other by mistake. The author Inoue Takehiko posted a resented comment in his official website. The editors of Weekly Morning apologized to the readers and the author for the mistake.

Source: Oricon

Weekly Light Novel Ranking for May 18 - 24

*1, 52,476 *52,476 Chrome Shelled Regios vol.13
*2, 14,000 *14,000 Black Blood Brothers vol.11
*3, 12,458 *12,458 The World God Only Knows Novel
*4, 12,034 *12,034 Sword World 2.0 Replay vol.5
*5, 11,834 *11,834 All of Regios II Chrome Shelled Regios World Guide
*6, 10,379 *10,379 Kore wa Zombie Desuka? vol.2
*7, *9,844 *12,064 Shinigami Hime no Saikon
*8, *9,476 *67,562 Spice and Wolf vol.11
*9, *8,965 **8,965 Cu Cu Cute! vol.10
10, *7,689 155,453 Saiunkoku Monogatari Side Story vol.4
11, *7,510 **7,510 Sword World 2.0 vol.1
12, *6,046 245,314 La Maison en Petits Cubes

Source: Oricon Novel Ranking