A practical guide to not wasting your 30s. - Title: How to Thrive in Your 30s - Author: Shigehisa Nagamatsu - Series: Shigehisa Nagamatsu's Age Series - Price: Regular price 1650 yen (tax included) - Theme: 90% of life depends on how you live now - Purpose: Don't waste your 30s ※ The blue part of the cover is slightly chipped. Otherwise, there are no noticeable stains. Thank you for viewing.