"Zero-Second Thinking: The World's Simplest Training to Sharpen Your Mind" by Yuji Akahane Considering its age, it's in very good condition with no yellowing. I believe it's a beautiful item, but there may still be some minor scratches, so please understand that it is a used book. ★ There are no writings or highlighting, but please refrain from purchasing if you are concerned about minor details. ★ It has been stored in a smoke-free and pet-free environment. ★ Please refrain from price negotiations. #book #YujiAkahane