Interest Stacks

- IDK how much got adapted, but the manga ran way longer than the anime

+ Love Stage!!: Chotto ja Nakutte

- chapters 1-15 adapted

- Starts at Vol 1, Chap 1
- Ends at Vol 7, Chap 46 Diverges
- Spin-off manga "Mahou Shoujo Site Sept" didn't get adapted

- chapters 1-25 adapted

- chapters 1-14 adapted

- chapters 1-29 adapted

+ Mangaka-san to Assistant-san to The Animation Specials

- chapters 1-137 adapted
- "Mangaka-san to Assistant-san to 2" sequel manga didn't get adapted

+ Maria†Holic Alive

- Starts at Vol 1, Chap 1
- Ends at Vol 9, Chap 50 (Skips Chap 20-21, 24.5, 33-34, 36-37, 40, 42-49)

+ Masamune-kun no Revenge: Uchi no Mama ni Kagitte/Tsunade Shima, Futatabi./12-Ji wo Sugita Cinderella
+ Masamune-kun no Revenge R

- Covers chapters 1-49 (out of 70)

+ Mashle: Shinkakusha Kouho Senbatsu Shiken-hen

- chapters 1-74 adapted (so far)

- they adapt 19 chapters of the manga

- Starts at Vol 1
- Ends at Vol 3

- the manga ran longer

- the manga ran longer

+ Mononogatari 2nd Season

Hoping it will continue

+ Muhyo to Rouji no Mahouritsu Soudan Jimusho 2nd Season

- Starts at Vol 1, Chap 1
- Ends at Vol 5, Chap 36
- "Muhyo to Rouji no Mahouritsu Soudan Jimusho: Mazoku Magushi-hen" sequel manga didn't adapted

- covers chapters 1-3

- Starts at Vol 1, Chap 1
- Ends at Vol 7, Chap 38
- Side story "Nabari no Ou dj - Osanagokoro no Niwa" manga didn't get adapted

+ Nagareboshi Lens Specials

- manga ran longer the ova & specials

- has 121 chapters
- ended later than the ONA

- Starts at Vol 1, Chap 1
- Ends at Vol 6, Chap 29

+ Nazo no Kanojo X: Nazo no Natsu Matsuri

- Starts at Vol 1, Chap 0
- Ends at Vol 5, Chap 36 - Skip ; 11,13,26

+ Nijiiro Days: Nijiiro Biyori

- covers chapters 1-24

+ Nisekoi OVA
+ Nisekoi:
+ Nisekoi: OVA

- chapters 1-100 adapted

+ Noragami OVA
+ Noragami Aragoto
+ Noragami Aragoto OVA

- chapters 1-13 adapted (except 10+11) out of 63

+ Okusama ga Seitokaichou! Seitokaichou to Ofuro Asobi
+ Okusama ga Seitokaichou! OVA: Okusama Gekijou
+ Okusama ga Seitokaichou!+!

- Starts at Vol 1, Chap 1
- Ends at Vol 9, Chap 44 Abridged

- Starts at Vol 1, Chap 1
- Ends at Vol 10, Chap 82

+ Ookami Shoujo to Kuro Ouji: Gishinanki – Happening Kiss

- chapters 1-21 adapted

+ Orange: Mirai

- Starts at Vol 1, Chap 1
- Ends at Vol 5, Chap 22

I didn't expect that there is more - gonna read it soon. :o

- covers chapters 1-35

- chapters 1-3 covered

+ Osake wa Fuufu ni Natte kara: Yuzu Atsukan

- manga ran longer

- chapters 1-37 covered

+ Oushitsu Kyoushi Heine Movie

- chapters 1-36 adapted