Chapters with Natsumi and Yuto

So these are the chapters that have something to do with either Natsumi or Yuuto. Cameo means they appear but don't interact or play a part of the chapter, Mention means they are mentioned in conversation with others in some meaningful way. The Chapters are based on the mangadex chapter number

Chapter 5 - Natsumi
Chapter 15 - Natsumi
Chapter 17 - Natsumi
Chapter 21 - Natsumi
Chapter 31 - Natsumi
Chapter 33.6 - Natsumi Cameo
Chapter 36.5 - Natsumi
Chapter 38 - Natsumi Cameo
Chapter 40.3 - Natsumi
Chapter 40.4 - Natsumi
Chapter 40.6 - Natsumi
Chapter 41 - Natsumi
Chapter 42 - Natsumi
Chapter 50 - Natsumi
Chapter 56.5 - Natsumi
Chapter 57.5 - Natsumi
Chapter 58 - Natsumi Mentioned
Chapter 61 - Natsumi/Yuuto Appears!
Chapter 63 - Yuuto
Chapter 64 - Yuuto
Chapter 66 - Natsumi/Yuuto
Chapter 67 - Natsumi
Chapter 68 - Natsumi Mentioned
Chapter 71 - Natsumi Cameo
Chapter 72 - Yuuto Mentioned
Chapter 76 - Natsumi/Yuuto
Chapter 80 - Natsumi
Chapter 84 - Natsumi/Yuuto
Chapter 92 - Yuuto
Chapter 95 - Yuuto
Chapter 97 - Yuuto
Chapter 98 - Natsumi/Yuuto
Chapter 101 - Yuuto
Chapter 103 - Natsumi/Yuuto
Chapter 105 - Yuuto Mentioned
Chapter 105.5 - Natsumi Cameo
Chapter 109 - Natsumi/Yuuto
Chapter 110 - Natsumi/Yuuto
Chapter 115 - Natsumi/Yuuto
Chapter 121 - Natsumi
Chapter 124 - Natsumi/Yuuto
Chapter 126 - Natsumi/Yuuto
Chapter 129 - Natsumi/Yuuto
Chapter 131 - Natsumi
Chapter 132 - Yuuto
Chapter 133 - Natsumi/Yuuto
Chapter 134 - Natsumi/Yuuto Mentioned
Chapter 138 - Natsumi/Yuuto
Chapter 143 - Natsumi/Yuuto
Chapter 146.5 - Natsumi
Chapter 147 - Natsumi/Yuuto
Chapter 149 - Yuuto
Chapter 150.5 - Natsumi/Yuuto
Chapter 154 - Yuuto
Chapter 154.5 - Natsumi
Chapter 157 - Natsumi/Yuuto
Chapter 159.5 - Natsumi
Chapter 160.5 - Natsumi/Yuuto
Chapter 163 - Natsumi/Yuuto
Chapter 169 - Natsumi/Yuuto
Chapter 171 - Natsumi/Yuuto
Chapter 174 - Natsumi/Yuuto
Chapter 174.5 - Yuuto Cameo
Chapter 176 - Yuuto
Chapter 179 - Yuuto
Chapter 182 - Yuuto
Chapter 185 - Natsumi
Chapter 194 - Yuuto
Chapter 195 - Natsumi/Yuuto
Chapter 196 - Natsumi/Yuuto
CHAPTER 197 - Natsumi/Yuuto
Chapter 199 - Natsumi/Yuuto mentioned
Chapter 204 - Natsumi
Chapter 209 - Natsumi
Chapter 212 - Natsumi