1 00:00:03,210 --> 00:00:05,000 Say what?! 2 00:00:07,850 --> 00:00:11,690 We have to learn all the secrets of rockets. 3 00:00:11,690 --> 00:00:15,720 We have to come to understand all that confusing math. 4 00:00:18,520 --> 00:00:21,600 So please, teach us how to calculate. 5 00:00:23,390 --> 00:00:26,330 It's true that I had a side gig teaching math 6 00:00:26,330 --> 00:00:29,900 at university so I could keep myself fed while I was writing code... 7 00:00:31,010 --> 00:00:34,940 But it isn't easy. And you'll be starting from scratch. 8 00:00:36,690 --> 00:00:38,840 You're serious, aren't you? 9 00:00:39,570 --> 00:00:42,200 Hell yeah! Dead serious! 10 00:00:39,570 --> 00:00:42,200 Hell yeah! Dead serious! 11 00:00:42,910 --> 00:00:48,880 Because, well, we have to build our return trip rocket before 12 00:00:49,130 --> 00:00:52,270 Senku's finished his moon rocket so that 13 00:00:52,270 --> 00:00:56,050 we can all be here to celebrate our happy ending! 14 00:02:38,670 --> 00:02:40,650 Damn it! 15 00:02:40,650 --> 00:02:44,440 I came all this way to get away from building that damn computer! 16 00:02:44,440 --> 00:02:47,410 Turns out building a rocket is no easier! 17 00:02:47,770 --> 00:02:50,790 Let me get this straight... 18 00:02:50,790 --> 00:02:55,710 We're building this vehicle, this "rocket," out of these red rocks? 19 00:02:56,010 --> 00:02:58,520 Nah, we're processing it to Hell and back. 20 00:02:58,520 --> 00:03:00,340 Here's a rough sketch of 21 00:03:00,620 --> 00:03:05,010 the road map for making the raw material for the rocket body. 22 00:03:05,010 --> 00:03:08,120 Red rocks (Bauxite) 23 00:03:05,280 --> 00:03:08,020 Sodium hydroxide 24 00:03:06,030 --> 00:03:08,020 Alumina 25 00:03:06,410 --> 00:03:08,690 An absolute crap-ton of stupid powerful electricity 26 00:03:07,160 --> 00:03:09,020 Aluminum 27 00:03:07,660 --> 00:03:09,020 Fluorite 28 00:03:08,290 --> 00:03:09,020 Copper 29 00:03:08,290 --> 00:03:09,020 Magnesium 30 00:03:09,040 --> 00:03:10,480 Duralumin 31 00:03:13,770 --> 00:03:17,940 That's mega complicated and challenging, but I'm pumped! 32 00:03:19,190 --> 00:03:22,700 So this is where we're using those so-called "firefly rocks" we got in Spain. 33 00:03:22,700 --> 00:03:26,340 Looks like it's going to be some more insanely time-consuming work. 34 00:03:26,680 --> 00:03:29,450 But that aside... what is this? 35 00:03:29,720 --> 00:03:33,290 "An absolute crap-ton of stupid powerful electricity"? 36 00:03:33,540 --> 00:03:34,730 Yeah. 37 00:03:34,730 --> 00:03:38,700 There's a reason they call aluminum "canned electricity." 38 00:03:38,700 --> 00:03:42,050 It takes a ridiculous amount of electricity to make. 39 00:03:42,490 --> 00:03:46,080 For example, the aluminum that went into the Apollo rocket... 40 00:03:46,430 --> 00:03:49,870 cost three billion yen in power bills alone! 41 00:03:53,160 --> 00:03:57,280 And the only way we're going to get a limitless supply of 42 00:03:57,280 --> 00:04:00,140 such immense power in the Stone World... 43 00:04:00,540 --> 00:04:02,650 ...is a hydroelectric dam. 44 00:04:06,630 --> 00:04:09,830 Which is why we're taking all these red stones 45 00:04:09,830 --> 00:04:13,310 to a country that's perfect for doing hydro power. 46 00:04:13,310 --> 00:04:17,790 Where's the best country for... water? Power? 47 00:04:19,640 --> 00:04:21,960 You're all familiar, aren't you? 48 00:04:21,960 --> 00:04:25,050 Somewhere with lots of peaks and valleys, rivers everywhere... 49 00:04:25,050 --> 00:04:29,180 Oh, that's funny! We have both the materials and a headquarters there. 50 00:04:29,750 --> 00:04:33,020 We've got just the spot, remember? 51 00:04:37,180 --> 00:04:38,490 Japan! 52 00:04:41,430 --> 00:04:45,260 All the towns of the world will get together! 53 00:04:45,610 --> 00:04:48,960 And it just so happens we'll be bringing all the materials 54 00:04:48,960 --> 00:04:51,010 to our homeland to build it there! 55 00:04:51,810 --> 00:04:52,960 Yeah. 56 00:04:52,960 --> 00:04:56,910 The moon rocket will be made in Japan. 57 00:05:12,970 --> 00:05:16,440 We've done a tour around the world to gather materials for the rocket. 58 00:05:16,930 --> 00:05:19,400 Does that mean we're finally... 59 00:05:19,400 --> 00:05:25,290 Yeah, this is the last stop on our worldwide city-building tour. 60 00:05:25,290 --> 00:05:26,510 For real?! 61 00:05:26,510 --> 00:05:28,990 Aw, yeah! 62 00:05:30,140 --> 00:05:32,410 There it is! 63 00:05:32,850 --> 00:05:34,660 Our destination is just south of the equator: 64 00:05:36,160 --> 00:05:37,640 Indonesia! 65 00:05:43,360 --> 00:05:45,760 Lawl, rubber trees everywhere! 66 00:05:45,760 --> 00:05:49,130 We did gather some in central South America, 67 00:05:49,130 --> 00:05:51,570 but it doesn't compare to the true home of rubber. 68 00:05:52,880 --> 00:05:55,020 This is so great, I could cry. 69 00:05:55,020 --> 00:05:57,270 We can use all the rubber we can get. 70 00:05:57,270 --> 00:06:00,780 71 00:05:57,270 --> 00:06:00,780 Rubber City founded!! 72 00:06:03,600 --> 00:06:04,800 It's been a long journey. 73 00:06:06,730 --> 00:06:11,450 We left Japan behind, crossed the Pacific, and arrived in the Americas. 74 00:06:13,200 --> 00:06:18,160 We overcame countless challenges and succeeded in starting Corn City. 75 00:06:20,200 --> 00:06:22,880 At each step of the way, we brought people back to life. 76 00:06:24,040 --> 00:06:27,320 We built the city of superalloys, the city of fluorite, 77 00:06:27,830 --> 00:06:32,600 the city of maths and fuel, the city of aluminum... 78 00:06:36,780 --> 00:06:39,020 and lastly, this city of rubber. 79 00:06:40,050 --> 00:06:43,650 And now, finally... 80 00:06:44,150 --> 00:06:49,320 we're sailing back home to Japan to be reunited with the others! 81 00:06:54,010 --> 00:06:57,150 The whole of humanity is coming together for this. 82 00:06:57,870 --> 00:07:01,500 This might accidentally be the first time in human history. 83 00:07:01,850 --> 00:07:02,610 Yeah! 84 00:07:02,920 --> 00:07:04,970 We're all coming together! 85 00:07:06,610 --> 00:07:07,890 We're building it. 86 00:07:07,890 --> 00:07:10,600 We're building a round-trip rocket that'll let all of us 87 00:07:10,600 --> 00:07:12,150 stand together against Why-Man. 88 00:07:13,970 --> 00:07:17,100 Yeah. We're getting everyone... 89 00:07:17,320 --> 00:07:20,540 out of petrification! 90 00:07:20,540 --> 00:07:23,210 We're building the rocket in Japan. 91 00:07:23,210 --> 00:07:27,230 We need everyone to work their asses off! 92 00:07:27,550 --> 00:07:30,360 You could afford to be a little more sentimental. 93 00:07:31,580 --> 00:07:33,720 I wish we could tell Ruri-nee 94 00:07:33,720 --> 00:07:37,770 and the others who are petrified that we're almost through this hell. 95 00:07:37,770 --> 00:07:40,370 I think the actual hell comes after they're awake. 96 00:07:41,750 --> 00:07:45,020 What I really want is a gift or two to bring home from our travels 97 00:07:45,020 --> 00:07:46,250 across the world. 98 00:07:47,710 --> 00:07:49,560 That's always been the plan. 99 00:07:49,560 --> 00:07:51,270 Huh? A gift? 100 00:07:51,270 --> 00:07:53,840 You're so nice. Such an awesome friend. 101 00:07:53,840 --> 00:08:00,350 No, knowing Senku-chan, he's definitely scheming something again. 102 00:08:00,720 --> 00:08:03,640 We've been doing it all the time, no? 103 00:08:03,640 --> 00:08:09,230 Everywhere we've landed, we made the local cuisine. 104 00:08:09,830 --> 00:08:14,700 Soul food will bring out the power in all the people we wake up. 105 00:08:14,700 --> 00:08:16,460 True! 106 00:08:16,460 --> 00:08:21,200 Having familiar food makes all the difference when you want to go all-out! 107 00:08:21,470 --> 00:08:24,910 I thought you just wanted some to have for yourself. 108 00:08:24,910 --> 00:08:26,920 I definitely just want some for myself. 109 00:08:26,920 --> 00:08:28,290 We know. 110 00:08:29,120 --> 00:08:32,590 Japan's soul food... 111 00:08:47,890 --> 00:08:49,680 We're in luck! 112 00:08:49,680 --> 00:08:53,000 Look at all this wild rice that just happens to be in season! 113 00:08:54,170 --> 00:08:56,200 It isn't luck. 114 00:08:56,200 --> 00:09:00,630 Senku-chan would have been screwed if he ever counted on being lucky. 115 00:09:00,630 --> 00:09:04,180 He must have chosen to come at the end of the journey in April, 116 00:09:04,180 --> 00:09:06,550 when the rice is ready after the rain. 117 00:09:17,180 --> 00:09:19,890 118 00:09:17,180 --> 00:09:19,890 Rice acquired!! 119 00:09:21,100 --> 00:09:22,940 So this is it, huh? 120 00:09:22,940 --> 00:09:24,790 It's not that much. 121 00:09:24,790 --> 00:09:28,610 Well, nature does what it wants. 122 00:09:29,820 --> 00:09:34,190 Which is why we're getting humans in the loop by making a rice paddy 123 00:09:34,190 --> 00:09:36,760 to really jack up production. 124 00:09:40,540 --> 00:09:41,990 Go ahead. 125 00:09:45,240 --> 00:09:45,970 Okay. 126 00:09:46,570 --> 00:09:47,790 All right, next. 127 00:09:48,470 --> 00:09:49,830 Got it. 128 00:09:52,460 --> 00:09:56,550 Therefore, if you know the lengths of the three sides of the triangle, 129 00:09:56,550 --> 00:09:59,430 you can find its area. 130 00:10:02,070 --> 00:10:06,200 And by segmenting an area into countless triangles, 131 00:10:06,200 --> 00:10:08,810 you can calculate the size of any plot of land. 132 00:10:21,690 --> 00:10:23,680 A little to the right. 133 00:10:26,440 --> 00:10:29,920 Okay, go ahead and dig a channel straight to this spot. 134 00:10:30,480 --> 00:10:32,500 Piece of cake. 135 00:10:38,170 --> 00:10:39,870 Perfect! 136 00:10:58,990 --> 00:11:03,340 Is it really a good idea to plant crops so soon? 137 00:11:03,340 --> 00:11:05,490 Isn't it usually every other year or something? 138 00:11:05,720 --> 00:11:08,110 It'll be fine, ten billion percent. 139 00:11:08,110 --> 00:11:10,540 There are no winters here. 140 00:11:11,840 --> 00:11:14,840 Right, we're just south of the equator... 141 00:11:15,770 --> 00:11:17,730 I don't get it at all. 142 00:11:17,730 --> 00:11:20,130 How could there be no winter? 143 00:11:20,420 --> 00:11:21,830 Triannual harvest. 144 00:11:21,830 --> 00:11:26,720 We plant and harvest three times a year, with the power of science. 145 00:11:28,470 --> 00:11:33,920 We just need to rejuvenate the soil with fertilizer after each harvest. 146 00:11:33,920 --> 00:11:37,050 Greed is good indeed. 147 00:11:38,010 --> 00:11:42,120 Yo, isn't this that stuff we got right before we arrived in Australia? 148 00:11:42,120 --> 00:11:46,630 What was it... Those pink rocks he made us dig up on that weird island. 149 00:11:46,630 --> 00:11:47,520 Yup. 150 00:11:47,520 --> 00:11:49,760 Albatross droppings from the island of Nauru. 151 00:11:49,760 --> 00:11:51,160 Phosphate rocks. 152 00:11:51,220 --> 00:11:53,390 Phosphate rocks 153 00:11:51,470 --> 00:11:53,390 Nitric acid 154 00:11:51,710 --> 00:11:53,390 Plant ashes 155 00:11:53,030 --> 00:11:54,760 It makes for a powerful fertilizer. 156 00:11:56,190 --> 00:11:57,790 Hooah! 157 00:12:06,600 --> 00:12:09,310 158 00:12:06,600 --> 00:12:09,310 (A bounty of) rice acquired!! 159 00:12:12,770 --> 00:12:14,450 We're in luck! 160 00:12:14,450 --> 00:12:17,550 This stuff has high amylopectin content, even though it's Indica rice. 161 00:12:17,990 --> 00:12:20,780 Meaning it's similar to Japanese rice. 162 00:12:21,130 --> 00:12:22,440 In that case... 163 00:12:52,970 --> 00:12:54,250 It's amazing. 164 00:12:54,930 --> 00:12:56,390 I don't get it. 165 00:12:57,580 --> 00:13:04,230 It wasn't like I had rice balls that often in the 21st century. 166 00:13:10,860 --> 00:13:13,290 There could be no better gift! 167 00:13:13,290 --> 00:13:14,540 Am I right? 168 00:13:14,540 --> 00:13:17,370 Let us now return to where we started! 169 00:13:19,580 --> 00:13:20,680 To Japan! 170 00:13:46,460 --> 00:13:48,130 'Sup, Soyuz? 171 00:13:48,130 --> 00:13:49,740 Senku. 172 00:13:53,550 --> 00:13:55,160 Kohaku-chan! 173 00:13:56,410 --> 00:13:57,870 Amaryllis! 174 00:14:00,830 --> 00:14:01,720 Huh?! 175 00:14:01,720 --> 00:14:05,300 We're on Treasure Island, aren't we? Who's this Japanese uncle? 176 00:14:05,980 --> 00:14:09,350 That's right, I'm an uncle from Japan. Sue me. 177 00:14:10,280 --> 00:14:12,420 So you're that Senku kid I've been hearing about! 178 00:14:12,420 --> 00:14:14,450 My kids told me all about you! 179 00:14:18,860 --> 00:14:21,540 Yo, what's up with those dudes? 180 00:14:21,540 --> 00:14:24,640 They're on a bit of a special mission. 181 00:14:24,640 --> 00:14:26,890 A special mission? 182 00:14:26,890 --> 00:14:29,580 So, how's progress? 183 00:14:29,580 --> 00:14:31,330 R-Right. 184 00:14:31,330 --> 00:14:34,920 Well, we were all petrified, so we didn't make all that much progress. 185 00:14:34,920 --> 00:14:37,940 The backup and resources from the mainland have helped. 186 00:14:37,940 --> 00:14:42,390 You've really grown into your head role, Soyuz-chan. 187 00:14:44,490 --> 00:14:45,790 Anyway... 188 00:14:45,790 --> 00:14:49,830 I'm more worried about Ruri-sama and the others back on mainland Japan. 189 00:14:50,400 --> 00:14:51,620 There's a lot of people there. 190 00:14:51,620 --> 00:14:54,060 I wonder what's happened since they were petrified. 191 00:14:55,190 --> 00:14:58,770 Yeah. It's time to go check. 192 00:14:59,690 --> 00:15:02,770 All the more reason to hurry back to Japan! 193 00:15:02,770 --> 00:15:06,820 The team back home must be working on some hard missions. 194 00:15:06,820 --> 00:15:09,360 I guess we weren't the only ones going through hell. 195 00:15:09,830 --> 00:15:14,080 Here I was, getting jealous of how much free time they must have. 196 00:15:15,100 --> 00:15:16,860 Why would you think that? 197 00:15:28,990 --> 00:15:33,070 Ten years since the new Medusa petrified the world. 198 00:15:34,860 --> 00:15:36,840 After a trip around the planet... 199 00:15:38,210 --> 00:15:41,730 We return to Japan victorious! 200 00:16:23,640 --> 00:16:26,050 Kohaku! Thank goodness you're safe! 201 00:16:27,000 --> 00:16:29,530 You're more worried about me than yourself, huh? 202 00:16:29,530 --> 00:16:31,300 You haven't changed, Ruri-nee. 203 00:16:31,300 --> 00:16:33,790 Wait, what happened to her arms? 204 00:16:33,790 --> 00:16:35,670 How is Ruri-chan so strong? 205 00:16:36,450 --> 00:16:38,740 Gotta keep in mind, she and Kohaku are sisters. 206 00:16:38,740 --> 00:16:40,620 They're both gorilla-level brutes. 207 00:16:43,030 --> 00:16:45,330 It's been a while. 208 00:16:45,330 --> 00:16:47,640 And that's our one and only casualty. 209 00:16:49,110 --> 00:16:50,340 Chrome! 210 00:16:51,090 --> 00:16:52,990 Oh, crap, that's right! 211 00:16:52,990 --> 00:16:55,340 You were petrified all this time. 212 00:16:56,690 --> 00:16:59,960 We're the same age now, Ruri. 213 00:17:02,400 --> 00:17:06,410 It looks to me like you've grown quite a bit, Chrome. 214 00:17:10,680 --> 00:17:12,480 I got it! 215 00:17:12,480 --> 00:17:15,750 Chrome and Ruri are in lovesies! 216 00:17:16,690 --> 00:17:17,290 Yup! 217 00:17:17,290 --> 00:17:21,000 Ain't no one in the village who doesn't love Ruri! 218 00:17:21,000 --> 00:17:24,650 I-Is that so? I appreciate it. 219 00:17:24,650 --> 00:17:26,210 Aw... 220 00:17:26,460 --> 00:17:29,240 I guess they aren't making any progress 221 00:17:29,240 --> 00:17:32,290 because Chrome-chan's too much of a child. 222 00:17:32,640 --> 00:17:35,820 Child inside a man's body. 223 00:17:35,820 --> 00:17:40,800 Too bad Chelsea didn't go all the way like she usually does. 224 00:17:41,190 --> 00:17:43,810 Man, you're amazing, Ruri. 225 00:17:43,810 --> 00:17:47,560 When did you find the time to make this giant stone windshield wall? 226 00:17:48,950 --> 00:17:51,140 It would've been game over 227 00:17:51,140 --> 00:17:54,190 if the statues got smashed by trees and whatever other debris. 228 00:17:55,490 --> 00:17:58,990 No, I don't recognize this wall. 229 00:18:17,280 --> 00:18:18,490 Chalk... 230 00:18:18,860 --> 00:18:19,990 Sagara... 231 00:18:27,820 --> 00:18:29,300 Of course... 232 00:18:29,300 --> 00:18:32,110 Chalk-chan and Sagara-chan aren't humans, 233 00:18:32,110 --> 00:18:35,650 so the petrification beam never affected them. 234 00:18:36,030 --> 00:18:39,660 Good job hanging on for ten whole years. 235 00:18:48,730 --> 00:18:50,090 A stone wall... 236 00:18:51,490 --> 00:18:52,590 You've... 237 00:18:53,280 --> 00:18:56,210 You've been protecting everyone all this time. 238 00:19:05,440 --> 00:19:06,520 I see. 239 00:19:06,920 --> 00:19:10,190 You both have families now. 240 00:19:19,690 --> 00:19:23,870 Bye-bye, Chalk, Sagara. 241 00:19:28,810 --> 00:19:32,150 You've woken up so many all at once. 242 00:19:32,150 --> 00:19:34,130 Are we going to have enough food? 243 00:19:35,660 --> 00:19:37,840 That's what the gift is for! 244 00:19:40,170 --> 00:19:43,510 Huh, they're back to get food. 245 00:19:43,510 --> 00:19:46,720 So much for that heartfelt farewell. 246 00:19:46,720 --> 00:19:50,600 Looks like we're going to be living together, hunting and foraging and stuff. 247 00:19:50,990 --> 00:19:56,110 The rice dish that will help provide strength for us all... 248 00:19:56,870 --> 00:19:58,610 Not rice balls? 249 00:19:58,880 --> 00:20:03,860 Have you forgotten the Japanese soul food made from rice? 250 00:20:22,050 --> 00:20:24,810 251 00:20:22,050 --> 00:20:24,810 Sushi acquired!! 252 00:20:30,220 --> 00:20:34,530 Everyone's gonna have to work extra hard on the special mission now. 253 00:20:34,530 --> 00:20:35,910 What's that? 254 00:20:35,910 --> 00:20:38,190 The guys were talking about it on Treasure Island, too. 255 00:20:38,460 --> 00:20:43,140 Yes, Senku-san designed something for us to work on here in Japan 256 00:20:43,140 --> 00:20:47,390 while the rest of you were traveling the world. 257 00:20:52,800 --> 00:20:55,050 A d-dam?! 258 00:20:57,440 --> 00:20:59,800 So we're using the hydro power generated here 259 00:20:59,800 --> 00:21:03,130 to make the aluminum for the rocket body! 260 00:21:03,580 --> 00:21:06,140 The way it works is stupid simple. 261 00:21:06,140 --> 00:21:08,920 We're just stopping water with concrete. 262 00:21:09,260 --> 00:21:14,350 There was a dam from 1000 BC that we were using in the 21st century. 263 00:21:14,620 --> 00:21:18,620 Chalk-chan and Sagara-chan must have gotten the idea from this dam. 264 00:21:21,350 --> 00:21:22,620 I like it! 265 00:21:22,620 --> 00:21:25,480 They put bamboo inside the rocks? 266 00:21:25,480 --> 00:21:28,490 It's bamboo-concrete instead of ferro-concrete. 267 00:21:28,490 --> 00:21:33,000 A dam just needs to withstand the water pressure—the pushing force. 268 00:21:33,000 --> 00:21:36,800 So all you really need is bamboo to reinforce it for the most part. 269 00:21:41,100 --> 00:21:45,280 We made parts all over the world, gathered them, 270 00:21:46,440 --> 00:21:51,580 and leveraged the fact that Treasure Island is close to the equator... 271 00:21:52,280 --> 00:21:53,850 It's coming together! 272 00:21:53,850 --> 00:21:57,260 Our special mission to build the rocket launch site! 273 00:21:58,270 --> 00:22:01,000 We only have one enemy: the mysterious Why-Man! 274 00:22:01,570 --> 00:22:04,070 Let us go forth into space! 275 00:22:05,090 --> 00:22:08,780 With the might of all humanity! 276 00:22:10,150 --> 00:22:12,880 This is exhilarating! 277 00:23:52,010 --> 00:23:54,970 Next Episode 278 00:23:54,970 --> 00:23:59,980 This is a work of fiction, but the plants, animals, and production methods described are based on reality. Foraging and making things on your own accord is extremely dangerous and, in some cases, illegal. Please do not imitate without expertise.