We also sell on sites other than Mercari and our own website, so please refrain from immediate purchase and confirm availability via comments. Tokyo Soundbox, specializing in unit-type soundproof rooms! **We have various information about soundproof rooms on our website for those who are 고민 about purchasing and installing them. You can also ask questions directly via our official LINE or phone from the HP. Search for "Tokyo Soundbox" and take a look! Kawai Nassal 1.5 tatami mats, -30db. *Re-listed at a discounted price, limited to those who can arrange delivery by the end of January 2026. *This is a consignment sale item requested by a customer residing in Kanagawa Prefecture. ~Model Number~ LVSX 13-18 ~Size~ Outer dimensions: 1378 (with ventilation fan +150) x 1818 x 2103mm Inner dimensions: 1262 x 1702 x 1977mm ~Soundproofing Performance~ -30db ~About Delivery and Installation~ ・This time, the installation will be a direct relocation from the customer's home in Kanagawa Prefecture, so a separate basic relocation fee (disassembly, transportation, and assembly) of 138,000 yen (tax included) will be charged. (Additional fees may apply for installations outside of Kanagawa Prefecture, stair work, air conditioner work, and piano/desk carrying work) ・The position of the door and ventilation fan can be changed, so we will consider the layout to match your room and install it. ~Condition~ ・There are minor scratches and signs of use commensurate with the age, but there are no problems with soundproofing performance or use, and it is in a condition that can be used for a long time. For an accurate estimate of installation costs and if you wish to purchase, please contact us via official LINE, message, or comment with the following information. Due to the regulations, we cannot post the URL, so please search for (株)Tokyo Soundbox and access our website. 1. Your installation address 2. Floor number and the presence of an elevator 3. Whether or not air conditioner work, piano/desk carrying work is required **About Soundproofing Enhancement and Renewal Options** (株)Tokyo Soundbox offers a variety of soundproofing enhancement and renewal options for soundproof rooms. ・Vibration isolation enhancement for the floor, sound absorption enhancement inside the room, soundproofing enhancement for the room's windows, ventilation outlets, and air conditioners ・Replacement of attached equipment (carpet, lighting, ventilation fan) with new ones