About 3 Trademarks found that are filed by the attorney Charles Marmelstein

guitar tuners

microphones; speakers; amplifiers; audio processing equipment; namely, effect pedals, metronomes, line transformers, and audio cables; lighting controllers; lighting dimmers; audio cables; effects processors; and monitors

power tool accessories; namely, rip fences for table, bench or cabinet saws

The Japanese characters translate into the word "Gekkeikan" which means "Laurel Crown".