A company called Rondo Robe, which is a part of Geneon Entertainment, is planning a free Blu-ray trailer disk giveaway to promote their Blu-ray line in general and the release of Blue Ray versions for some of the titles which are present on the disk. The disk is called the Rondo Robe Animation Blu-ray Promotion Trailer and will have promotional videos from the following series; To Aru Majutsu No Kinsho Mokuroku (とある魔術の禁書目録（インデックス)), Kemeko Deluxe (ケメコデラックス！), ef - a tale of melodies, ef - a tale of memories, Casshern Sins (キャシャーン Sins),), Tenchi Muyou The Movie (天地無用!). The promotional disk will come in 4 different colors and there will be a total of 15,000 given out.

The event will take place on December 23, 2008 in certain stores in Akihabara in Tokyo, and in Nihonbashi in Osaka.