At the age of 15, he already has great strength and talent. If he is 18 years old, his strength will not look impressive and it will be difficult to call him a super genius. Because of this, the general standards of strength and the age of the characters will have to be changed. (At 18, he should already be much stronger than setsuna). THIS IS A 3 YEARS DIFFERENCE! During this time, he would have already been at the level of the king. If humans can use mana after awakening at age 18 (19), then the human race is the most useless or most talented because they train with mana so quickly ... They start training mana late. At least for me, changing the age of the protagonist will ruin the story. I enjoy watching him grow up and develop as a person. If he is 18 years old, he will be perceived differently. His soul is over 18 years old (past life). Maybe with this he will not have to change his age.

What is her experience? It's just hard for me to imagine it because of her character. Maybe then she was looking for a relationship. If she did it just for the sake of curiosity without commitment, then I will be disappointed in her. To be honest, these random people were lucky even though they paid a high price for a night with a famous witch.

-100 and -99 (315.09 and 315.1) From these chapters, it can be concluded that captains, vice-captains and ordinary shinigami have already fallen into his hypnosis.

I'd like to know Milia's story. It was previously mentioned that she has a husband, although she doesn't seem to miss him.What's her age? How can a married woman be a division leader with such a weakness (husband) or she joined the organization after his death? I am sure that people in the organization raise their subordinates from childhood, but sometimes people who have proven their loyalty to the royal family are invited to the organization.