Detailed Instructions: In this task, you're given a passage, further information available on a particular linked term from the statement, and an answer term. Your job is to generate a question that can use the information provided to obtain the given answer. You should use the information on both passage and link information to create the question. Note that the answer to the question should be exactly the given answer, and if the answer is none, the answer to the question shouldn't be obtainable from the passage or linked information.
Q: Passage: The initial versions of Xak: The Art of Visual Stage were released for NEC's PC-8801 and PC-9801 systems in June 1989. These were then followed by graphically distinct releases for the MSX2 (November 1989) and Sharp X68000 (April 1990). In 1992, the game was released for the PC Engine along with its sequel, , in the one-disc compilation Xak I & II. Ported by Riot, the game features animated cut scenes and requires the Super System Card update if played on the PC Engine's original CD-ROM add-on. Another console port was published by Sunsoft for the Super Famicom in February 1993. The latest visually enhanced remake was developed for Japanese mobile phones and became available on Vodafone live! on June 1, 2004. The game was the first release in Bandai's "RPG Empire" line of role-playing games.
Link Information: released by Nippon Electric Company (NEC) in 1981 Answer: 1981
A:
In what year did NEC first release the PC-8801 to market?