“Some "Provenance" to the Brand Name: Ocharaku is a "tea themed" company based in Japan. Focusing on Dynamic Driver IEM's, Ocharaku pushes the envelope when it comes to breaking the negative "dynamic driver" stigma (Balanced Armatures being viewed as the superior transducers by audio snobs). Utilizing resonance chambers and other proprietary technologies, Ocharaku is pushing the...” --kevingzw
“This is my take on the SUI version of the Flat4 Dynamic driver IEMs from Ocharaku of Japan , and is taken from my review on earphonia.com . Ocharaku Flat-4 SUI – In Ear Tech Is Driven Further Forward by Takeanidea Flat-4 Sui Ocharaku Earphone SOUND SIGNATURE 8.5/10 BUILD QUALITY 7/10 VALUE 8/10 PROS Bass in the realms of a full sized Sub and mid bass punch and...” --Takeanidea
“Before we begin, the unit that i have was purchased with my own money. I have used it almost everyday for about 7-8 months, done comparisons to many other top of the line custom in ear monitor demo units (yes, I acknowledge that they probably wouldn't sound as good as the actual custom iem), and thus come to the conclusions that I have on what is, in my opinion, one of the finest earphones in...” --WCDchee
“ Being somewhat well-known, it is not unusual for me to be approached by manufacturers at the Tokyo headphone festivals, ushered into an empty corridor or behind the banners at a manufacturer’s display and asked to look at or try a prototype of an up-coming product. I’ve even been accosted in this manner in a headphone store in Tokyo the day before one of the festivals by someone who...” --Currawong
The Ocharaku Flat4-Kaede The name Flat4 is derived from the description "Full-range 2-Element 4-Way Effect." According to the company website this 4-way effect is as follows: 1st effect Placement of opposed elements reduces mechanical vibration due to anti-resonance. 2nd effect Twin element parallel drive improves sound pressure sensitivity of low to middle frequency sound. 3rd...