Victor Interactive Software, Inc. (株式会社ビクターインタラクティブソフトウェア, Kabushiki-gaisha Bikutā Intarakutibu Sofutouea) was a Japanese video game software publisher and developer, established on October 1, 1996 as a division of Victor Entertainment. Some of their games used the Pack-In-Soft (パック・イン・ソフト, Pakku-In-Sofuto) brand.
On October 1, 1996, Victor Entertainment merged with Pack-In-Video Co., Ltd. to establish Victor Interactive Software. On March 31, 2003, Victor Interactive Software was acquired by Marvelous Entertainment and became Marvelous Interactive, which was merged into Marvelous Entertainment in June 2007.
Popular series published by Victor Interactive Software include the Harvest Moon series and Keio Flying Squadron.