The 1983 NJ Series features Gotoh hardware and occasionally DiMarzio pickups, known for their high-output 80s tone.

Quilted tops on NJ Bich models are appreciated but noted as less common compared to other finishes like flame maple and burl.

It's noted that some Korean-made NJ Series guitars from the 80s suffered from neck twisting and flexible necks over time.

NJ Series guitars from 1983 have foil serial numbers on the back of headstocks, indicating their first production year in Nagoya, Japan.

These guitars may come in a variety of finishes that were not officially cataloged, such as champagne sparkle and other vibrant colors.

The NJ Bich's control layout, featuring multiple switches and knobs, can make accidental activation during strumming likely.

NJ Series guitars have been compared to early Paul Reed Smith models, highlighting their high quality for the era and specific 80s design aesthetics.

Some users find the NJ Bich similar to early models from the 70s in terms of aesthetic appeal, especially for non-metal genres.

A return to original 1983 NJ Mockingbird guitars is noted for a unique "Mojo" feel, making them stand out even among high-end collections.

Owners report the NJ Bich can suffer from significant neck dive, although it allows easy access up the neck.

A guitar purchased in 1987 showed pre-existing fret grooves, indicating potential quality control issues at purchase.

One owner reported rapid fret wear requiring a refret within a year and a half, with some frets lifting early on.

An owner recommended replacing the original neck with a Warmoth neck for improved playability after experiencing issues with the stock one.