Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.
The bestseller (ISBN : 9784799320297 published in 2017), which has sold over 200000 copies in commerce
, is now available with a limited cover! How to be happy every day without keeping you in a bad mood Don't you feel that the number of people who can't control their emotions and become grumpy is increasing recently? This is the first book you should read when you want to change yourself because "I get emotional unconsciously."