断熱等級6でも家が暑い？エアコンをガンガンに回さなくてもいいコスパ最強の「断熱性能（UA値）」を徹底解説【新築・注文住宅】

For details and application for "Seyama-jirushi Construction Company," click here! https://be-enough.jp/seyama-jirushi/ Download tools such as the "Seyama Standards List" and "Real Financial Plan" here: https://be-enough.jp/tools/ [To Construction Companies] We are recruiting construction companies to participate in the "Seyama-jirushi Construction Company Project." Please see the following page and feel free to contact us. https://be-enough.jp/to_b/ ------------------------------------------- 00:00 Today's Topic 02:21 Basics of Insulation Grades 03:48 Insulation Grades 1-3 05:12 Insulation Grade 4 06:57 Insulation Grade 5 09:10 Insulation Grade 5.5 11:12 Insulation Grade 6 14:47 Insulation Grade 7 15:26 What is the Just Right Insulation Grade? 16:08 Introduction to the Seyama-jirushi Construction Project 17:51 What are the important factors other than insulation performance? 22:05 Summary #CustomHomes #SeyamaJirushiConstruction ------------------------------------------- Subscribe to our channel here https://www.youtube.com/@seyama?sub_c... ------------------------------------------- Akira Seyama After graduating from the Department of Mathematics, School of Science and Engineering, University of Tsukuba (with a mathematics teacher's license), he worked for Japan's largest management and human resources consulting company, handling housing companies nationwide. Subsequently, while serving as a branch manager for a mid-sized house builder, he questioned the negative aspects of the housing industry's culture and started his own business in 2019. He established B-Enough Co., Ltd. in 2021. With the theme of "A more homeowner-friendly housing industry," he is working to promote the "Seyama-jirushi Construction Project (winner of the 2025 Good Design Award)," a system that prevents problems before they occur and allows homeowners to build their homes with peace of mind. His YouTube channel, "Seyama University of Home Building," has gained popularity among homeowners nationwide for its stance of not pandering to the "dark side" of the industry, and has over 100,000 subscribers (as of September 2025). He is a father of four daughters. Originally from Hiroshima Prefecture, he is also a sponsor of the Hiroshima Toyo Carp baseball team. ------------------------------------------- ■Home Building Information Media "BE ENOUGH" https://be-enough.jp/ ■Official X https://x.com/seyaman39