"Wrapup" has been featured on Lifehacker Japan.
Hello, this is the150 Secretariat.
As mentioned,
"A convenient iPhone case comes with a MagSafe removable mini wallet. The patented stretch material makes it even more storage than it looks, and can hold 10 cards, 5 bills, and 20 coins."
You can also go out on your days off using only your iPhone.
Just put your mini wallet on when you need it! "Wrapup" iPhone case to help you go out lightly
https://www.lifehacker.jp/article/machi-ya-wrapup-end-834828/
Be sure to check it out!