Please answer the following question: Information:  - Merzbox is a box set compilation by the Japanese noise musician Merzbow . It consists of 50 CDs spanning Merzbow 's career from 1979 to 1997 . 30 discs are taken from long out of print releases , while 20 are composed mainly of unreleased material . The box also contains two CD - ROMs , six CD - sized round cards , six round stickers , a poster , a black long - sleeve T - shirt , a medallion , and the Merzbook , all packaged together in a `` fetish '' black rubber box . It is limited to 1000 numbered copies . A Merzbox Sampler was released in 1997 .  - A box set or boxed set is a set of items (for example, a compilation of books, musical recordings, films or television programs) packaged in a box, for sale as a single unit.  - A stage name, also called a screen name, is a pseudonym used by performers and entertainers such as actors, comedians, and musicians.  - Japan ("Nippon" or "Nihon" ; formally "" or "Nihon-koku", means "State of Japan") is a sovereign island nation in Eastern Asia. Located in the Pacific Ocean, It is lying off the eastern coast of the Asia Mainland (east of China, Korea, Russia) and stretching from the Sea of Okhotsk in the north to the East China Sea and near Taiwan in the southwest.   - Pulse Demon is an album by the Japanese noise musician Merzbow. Unlike "Venereology", his previous album for Release, this album is not inspired by heavy metal. Outtakes from this album are included on "Merzmorphosis".  - Out of print refers to an item, typically a book (see: out-of-print book), but can include any print or visual medium or sound recording, that is no longer being published.  - An out-of-print book is a book that is no longer being published. The term can apply to specific editions of more popular works, which may then go in and out of print repeatedly, or to the sole printed edition of a work, which is not picked up again by any future publishers for reprint. Most works that have ever been published are out of print at any given time, while certain highly popular books, such as the Bible, are always "in print". Less popular out of print books are often rare and may be difficult to acquire unless scanned or electronic copies of the books are available. With the advent of book scanning, and print-on-demand technology, fewer and fewer works are now considered truly out of print.  - Noise music is a category of music that is characterised by the expressive use of noise within a musical context. This type of music tends to challenge the distinction that is made in conventional musical practices between musical and non-musical sound. Noise music includes a wide range of musical styles and sound-based creative practices that feature noise as a primary aspect. It can feature acoustically or electronically generated noise, and both traditional and unconventional musical instruments. It may incorporate live machine sounds, non-musical vocal techniques, physically manipulated audio media, processed sound recordings, field recording, computer-generated noise, stochastic process, and other randomly produced electronic signals such as distortion, feedback, static, hiss and hum. There may also be emphasis on high volume levels and lengthy, continuous pieces. More generally noise music may contain aspects such as improvisation, extended technique, cacophony and indeterminacy, and in many instances conventional use of melody, harmony, rhythm and pulse is dispensed with.  - Merzbox Sampler is a compilation album by the Japanese noise musician Merzbow. The tracks were taken from various discs that later formed the 50-CD box set "Merzbox".  - , better known by his stage name , is a Japanese noise musician. He is best known for his style of harsh, confrontational noise exemplified on his 1996 release, "Pulse Demon". Since 1980, he has released over 400 recordings.    After reading the paragraphs above, we are interested in knowing the entity with which 'merzbox' exhibits the relationship of 'instance of'. Find the answer from the choices below.  Choices: - album  - box set  - compilation album  - computer  - demon  - edition  - emphasis  - field  - island  - lying  - material  - melody  - metal  - music  - musical  - musician  - name  - nation  - noise  - ocean  - poster  - print  - pseudonym  - range  - sampler  - sea  - set  - single  - stage  - state  - technology  - television  - two  - work
Answer:
compilation album