My English is not very good（:-D）
This artist's ID is “cgdbox” in 【Baidu tieba】（something like BBS）
He also has an ID “cgdbox”in pixiv，too。 http://www.pixiv.net/member.php?id=1704737
These four wallpapers contain many female Japan anime characters，even vocaloid characters。But you can only see their lower half of the bodies~(@^_^@)~just guess who are they。
Something like quiz，huh？
I had fun guessing “who is she” under the umbrella。 Now It's your turn to guess。

This series of picture was called"Beautiful legs under the umbrella"（I said I can't speak English well%>_<%）,and it contained only four pictures.Yes,as you see,four seasons,four pictures.
&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;
Characters in the 1st picture（Spring）.From 12 0'clock(Clockwise)

Kan'u Unchō--------------------from------Koihime Musō
Plug Cryostat------------------from------Fight Ippatsu! Jūden-chan!!
Nagato Yuki--------------------from------"Suzumiya Haruhi"series
Morrigan Aensland--------------from------Darkstalkers
Fatina-------------------------from------Tower of Druaga
Hirasawa Yui-------------------from------K-ON!(Special costume in Ending Song MV)
Hatsune Miku-------------------from------Software "Vocaloid"
Suzumiya Haruhi----------------from------"Suzumiya Haruhi"series
Lucy Heartfilia----------------from------Fairy Tail
Sheryl Nome--------------------from------Macross Frontier
Ranka Lee----------------------from------Macross Frontier
Tsukino Usagi------------------from------Sailor Moon
Haruka（or May）----------------from------Pok&eacute;mon
Makinami Mari Irasutoriasu-----from------Evangelion: 2.0 You Can (Not) Advance
Aisaka Taiga-------------------from------Toradora!
&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;
Characters in the 2nd picture（Summer）.From 12 o'clock（Clockwise）

Haruno Sakura---------from------Naruto
Black Rock Shooter----from------Black Rock Shooter
Cecily Cambell -------from------The Sacred Blacksmith
Ikaruga Kagome--------from------Samurai Harem: Asu no Yoichi
Nogizaka Haruka-------from------Nogizaka Haruka no Himitsu（or Haruka Nogizaka's Secret）
Louise Fran&ccedil;oise le Blanc de la Valli&egrave;re（Oh My God！such a long name！%>_<%） --------from---------The Familiar of Zero
Asaba Ureshiko--------from--------------Oku-sama wa Mahō Shōjo: Bewitched Agnes
Holo------------------from------Spice and Wolf
Felli Loss------------from------Chrome Shelled Regios
Melon-----------------from------Akikan!
Flandre Scarlet-------from------Touhou Project
Shirayuki Mizore------from------Rosario + Vampire
Azusagawa Tsukino-----from------Yakitate!! Japan
Nagi------------------from------Kannagi: Crazy Shrine Maidens
Kotobuki Tsumugi------from------K-ON!(Special costume in Ending Song MV)
&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;
Characters in the 3rd picture（Autumn）.From 12 o'clock（Clockwise）

Belldandy-------from-----Oh My Goddess!
Lisa------------from-----Black Rock Shooter
Ika Musume(or Squid Girl)-----from-----Shinryaku! Ika Musume(or Invasion! Squid Girl)
Kuonji Shinra---from-----Kimi ga Aruji de Shitsuji ga Ore de(or You are the Master and the Servant is Me)
Marin-----------from-----Umi Monogatari ~Anata ga Ite Kureta Koto~(or Sea Story: That You Were There For Me)
Togame----------from-----Katanagatari(or Sword Story)
Lala Satalin Deviluke---------from-----To Love-Ru
Kirishima Shōko---------------from-----Baka to Test to Shōkanjū(or Idiots, Tests, and Summoned Beasts)
Asakura Nemu----from-----Da Capo Second Season(She is wearing a nurse uniform,the white coat.~(@^_^@)~)
Ushiromiya Maria--------------from-----Umineko no Naku Koro ni(or When the Seagulls Cry)
Stocking--------from-----Panty & Stocking with Garterbelt
Lina Inverse----from-----Slayers
Mizunashi Akari---------------from-----Aria(Not the "Scarlet Ammo")
Minamoto Chizuru--------------from-----Kanokon
Megurine Luka---from-----Software"Vocaloid"
&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;
Characters in the 4th picture（Winter）.From 12 o'clock（Clockwise）

Tenjō Utena---------from-------Revolutionary Girl Utena
Miharu Sena Kanaka ------from-----Girls Bravo
Higurashi Kagome----from-------InuYasha
Ninfu(or Nymph)-----from-------Sora no Otoshimono(or Heaven's Lost Property)
Tomoe Mami----------from-------Puella Magi Madoka Magica
Haneoka Meimi-------from-------Saint Tail
Morimi Saki---------from-------Eden of the East
Shihō Matsuri-------from-------Sola
Merry Nightmare-----from-------Dream Eater Merry
Katsura Hinagiku----from-------Hayate the Combat Butler
Hikari(or Dawn)-----from-------Pok&eacute;mon
Kuonji Miyu---------from-------Kimi ga Aruji de Shitsuji ga Ore de(or You are the Master and the Servant is Me)
Kuroneko------------from-------Ore no Imōto ga Konna ni Kawaii Wake ga Nai(or My Little Sister Can't Be This Cute)
Kuroki Manatsu------from-------Uta∽Kata(or Poem Fragment)
Hanato Kobato-------from-------Kobato.

Base +4, Darrian +8, Kenkimaru +4, Adrin +6, йцукен +1, gethigher +9, Voltmetre +5, Bhuo_bronceado +6

Very cool. :)

Base +21