Matataki convinces Umika and the others to start a school-sanctioned club to finance their rocketry endeavors. The next day, everyone in Umika's grade sets off on an overnight study camp.
10 billion yen
‫‫10 مليارات ينّ
Zehn Milliarden Yen
10 000 millones de yenes
10 000 millones de yenes
10 Milliards
10 miliardi di yen
10 bilhões de ienes
10 миллиардов