These are the series of which I have seen or read some. I may vaguely intend on watching or reading the rest of them someday, or I may be in the process of doing so right now.

Read some Rating
3x3 Eyes (manga)
A Channel (manga) Good
Acchi Kocchi (manga)
AiON (manga)
Ano Hi Mita Hana no Namae o Boku-tachi wa Mada Shiranai (manga)
Aria (manga)
Assassination Classroom (manga)
Attack on Titan (manga)
Beauty Pop (manga)
Berserk (manga)
Blue Exorcist (manga) Good
Cafe Detective Club (manga)
Chitose Get You!! (manga)
Citrus (manga)
(The) Comic Artist and His Assistants (manga) Good
Fujoshi Rumi: Mousou Shoujo Otaku Kei (manga)
Fullmetal Alchemist (manga)
Future Diary (manga)
Gekka Bijin (manga)
Gurren Lagann (manga)
Hells Angels (manga)
Higurashi no Naku Koroni (manga)
I Don't Like You At All, Big Brother!! (manga) Weak
Iris Zero (manga) Very good
Jauhara Genya (manga)
Joshiraku (manga)
Kanamemo (manga)
Kiss×sis (manga)
Koi to Senkyo to Chocolate (manga)
Kuroko no Basuke (manga) Good
Love Lab (manga by K. Momoyuki)
Lucky Star (manga by K Yoshimizu)
Manabi Straight! (manga)
(The) Melancholy of Haruhi Suzumiya (manga) Good
(The) Melancholy of Haruhi Suzumiya (light novel) Very good
(The) Melancholy of Suzumiya Haruhi-chan (manga)
Minami-ke (manga)
Missions of Love (manga)
Mysterious Girlfriend X (manga) Good
Nana to Kaoru (manga) Good
Naruto (manga) Decent
Nichijō (manga)
No Bra (manga)
No Matter How I Look at It, It's You Guys' Fault I'm Not Popular! (manga)
Onii-chan Control (manga)
Pokémon Adventures (manga) Good
Puchimas! -Petit Idolm@ster- (manga)
Reset (manga)
Rock Lee no Seishun Full-Power Ninden (manga)
(The) Rose of Versailles (manga)
Saikin, Imōto no Yōsu ga Chotto Okashiin Da Ga. (manga)
Sailor Moon (manga)
Sankarea: Undying Love (manga)
School Rumble (manga)
Shiba Inuko-san (manga)
Shoulder-a-Coffin Kuro (manga)
Sketchbook (manga)
Slam Dunk (manga)
Sofuteni (manga)
Soul Eater Not! (manga)
Strike Witches: Maidens in the Sky (manga)
Tonari no Seki-kun (manga)
Toriko (manga by Shimabukuro)
Uzumaki (manga) Good
(The) World is Mine (manga)
Yubisaki Milk Tea (manga)
Yumekuri (manga)
Yuruyuri (manga) Good
Zero's Familiar (light novel)