Deviser is a well respected Japanese maker of high quality handmade electric and acoustic guitars since the 1970s.  Deviser comprises numerous sub-brands including a custom shop, the Headway brand for acoustic guitars, Momose which makes very limited quantities of ultra high-end Fender replicas and the Bacchus brand known for high end basses and vintage Fender and Gibson. Deviser tend to concentrate on the Japanese market, but their models are becoming more widely distributed.