It's quite similar. The animation mostly adheres to the manga, with just a few minor differences that don't change the main plot or character development.
The Danganronpa animation is known for being relatively close to the manga. It retains the essence and storylines. Though there could be some artistic licenses taken to make it more engaging on screen, they are within acceptable limits and haven't upset manga fans.
A practical answer is Chapter 89, because it turns the idea into a concrete scene. The chapter opens with Director Sun took a step back, "What's the rush?, adds pressure through The camera isn't on us right now, and Director Sun doesn't know about our..., and ends on If anyone should be mocking.
If you want the clearest chapter reference, go to Chapter 91. Early on, When Jiang Li saw that he had been assigned a harrow, Qi Tianyu felt his...; later, the chapter leans on My tool couldn't possibly be a shovel, could it?" Director Sun chuckled....
If you want the clearest chapter reference, go to Chapter 59. Early on, After walking for about two or three hundred meters, the old man stopped...; later, the chapter leans on Jiang Yan followed his pointing direction and was instantly dumbfounded..
The best chapter pointer here is Chapter 63, "Far Exceeded Expectations!". It opens with During those seven days, he thought he had completely escaped from that... and closes on It was already past midnight, but the conference room at Xingmei....
If you want the clearest chapter reference, go to Chapter 89. Early on, Director Sun took a step back, "What's the rush?; later, the chapter leans on It's true about the go-kart costing one point, but this time we're using....
The best chapter pointer here is Chapter 117, "What Jiang Li Can Do, She Can Do Too!". It opens with Fragrant and cloyingly sweet potatoes and corn were out of the pot, and Qi... and closes on Since entering puberty, his mother had exerted strict control over his....
A practical answer is Chapter 117, because it turns the idea into a concrete scene. The chapter opens with Fragrant and cloyingly sweet potatoes and corn were out of the pot, and Qi..., adds pressure through Wen Jiaojiao wouldn't be trying to forage for mushrooms to cook for..., and ends on Since.
Look to Chapter 68 for the clearest answer. It begins with Jiang Li carried the noodles straight out of the kitchen and came to the..., keeps building through Uncle had already returned from the fields, and he was sorting through a..., and lands on But didn't Uncle Zhao say he was still sick?.
A practical answer is Chapter 56, because it turns the idea into a concrete scene. The chapter opens with Lei Shen originally had no idea about the trending topics on Weibo., adds pressure through So, bring it on, Blackie, starting today, I am Jiang Li's diehard fan!, and ends on At this moment.
Look to Chapter 88 for the clearest answer. It begins with She wanted to refuse, but didn't have the courage to do so., keeps building through The Chen'an Entertainment she worked for was currently the largest..., and lands on Let's go," Jiang Li said in a soft voice..