After rebirth, should my surname be Nakahara or Dazai?

Um?What?Waking up and being reborn?How to do how to do?It's still a world with different abilities that I'm not familiar with!Hug your thighs, hug your thighs, hug your thighs! ! !Say the life-saving thing three times! "Huh? Orphan? Take the money first and go buy some delicious food." Huh?Hey~~ The big brother in the black hat, black coat, and black gloves—seems like a nice guy.Then—"Dad——"..."Huh? Kid? Want to eat this? Just call me Dad and I'll buy it for you." Huh?Hey~~ This little brother in a brown windbreaker, with white bandages around his neck and arms - doesn't look like a good person.But I just got separated from a dad, and I’m a bit at a loss, and I want to hold my thighs, a lot of them, so—"Dad—"... "Well, actually, the teacher asked me what my last name is today, so ..." "Of course it's Dazai~" "It must be Nakahara!!" "..." "I am me, fireworks with different colors. I am Dazai, Nakahara, and Sakura, everyone here, please remember , Okay, done!" Yokohama walked down the street to find out who is the father! ps: 1. Pseudo rebirth, real father and daughter (referring to the emotional kind, both fathers hope that their daughters will never marry and only be the little princesses at home) 2. One is from sweet pet to multiple Stories with different styles, multiple styles, multiple choices: sweet pet direction—the first story suspense direction—the second story sand sculpture direction—the third story 3.cp direction: Taizhong and Jiedun.If you want to see the suggestion of concentrated sweets, wait for the extra episode (third-person Dazai perspective) 4. The female goose sauce No. 1 in the main text is called 哧～Content tags: Zongman supernatural boy Man Wenye┃ Search keywords: Protagonist: Sakura Dazai/Sakura Nakahara ┃ Supporting role: Double Black Dad