Written by Kinoko Nasu, these specials are included in the BD box sets I & II.
Join Irisviel as she helps Disciple No. Zero understand more details and history relating to the Holy Grail War.
Fate/Zero: Please! Einzbern Counseling Room is finished and has 6 Episodes. It is also Known as: お願い!アインツベルン相談室, Fate/Zero Specials, Please! Einzbern Consultation Room
Genres: Comedy
Top Anime Like Fate/Zero: Onegai! Einzbern Soudanshitsu
3. Mahouka Koukou no Rettousei: Yoku Wakaru Mahouka!

Special introduction videos posted on the official website.
The irregular at magic high school: Get to Know Magic Studies! is finished and has 6 Episodes. It is also Known as: 魔法科高校の劣等生 よくわかる魔法科!, Mahouka for Dummies
2. Chrno Crusade: Az demo Wakaru Chrno Crusade Kouza

Azmaria Hendrick gives some background information on characters and the setting, with flashback scenes from the Chrno Crusade series itself.
Released with DVD volumes 2-12.
Chrono Crusade: Azmaria's Lessons is finished and has 11 Episodes. It is also Known as: クロノクルセイド アズでもわかるクロノクルセイド講座, Chrno Crusade: Az no Hoshuu Jugyou
1. Oreimo Animated Commentary

Special episodes from the BD/DVDs.
Oreimo Animated Commentary is finished and has 16 Episodes. It is also Known as: Ore no Imouto ga Konnani Kawaii Wake ga Nai: SD Chara ni Yoru Character Commentary, 俺の妹がこんなに可愛いわけがない SDキャラによるキャラクターコメンタリー, Ore no Imouto ga Konnani Kawaii Wake ga Nai Animated Commentary, My Little Sister Can't Be This Cute Specials Animated Commentary