It's hard to say for sure. The coverage might vary depending on the adaptation decisions made by the anime producers.
I don't have an exact number for you. Maybe you can look into some dedicated anime forums or the official Tokyo Ravens website to find out.
Chapter 243, "Hanqiong's Great Battle, Realization After the Fact", is the clearest early answer because the buildup finally cashes out in a real clash. The chapter gives readers a real answer by opening on Longyou Year 48, April 17 On the rooftop of the main building at... and ending on Are they trying to monitor and restrict me to the Hanqiong Station,....
Chapter 311, "Expulsion and Unease, an Overzealous Xia Chuan (2)", is the clearest early answer because it turns Meng Ying's situation into a concrete plot event. A useful checkpoint is the way the scene starts with Xia Hong's eldest daughter, Xia Ning, couldn't help but speak:... and follows through with The sound of breaking bones during last night's stab was....
Chapter 228, "Justified Campaign, The Infiltration Unveiled (Part 2)", is the clearest early answer because it turns Great Xia's situation into a concrete plot event. The chapter gives readers a real answer by opening on Zhaoyang is not anything good, and neither is Great Xia, but both... and ending on Lu Sheng continued to walk until he was less than five meters away,....
Chapter 337, "Major Changes in Xia City, the Wealthiest Person in Great Xia", is the clearest early answer because it pushes Moao Mountain into a new phase or setting. The chapter turns that into something concrete by moving from Great Xia Year 3, September 5th "Whoa... to Lu Yang smiled and nodded, "It's no big secret, just ask your father.... What makes it stick is that the chapter closes with The Minister Xia Chuan, the Seven Departments Director and Deputy Director;
Chapter 231, "Investigating Yang Lu by Day—Whose Side Are We On?", is the clearest early answer because it turns Yangyuan Peak's situation into a concrete plot event. The chapter turns that into something concrete by moving from Except for Long Mountain, there are no more tall mountains on the... to This is considered Yang Lu's only strength..
Chapter 310, "The Leader Is Still the Best, The Consequences of Losing the Bet", is the clearest early answer because it turns Long Mountain's situation into a concrete plot event. It opens with You should be very clear about the consequence of losing a gamble,... and closes on Do you really think that last night I was able to lead an army to....
Chapter 248, "Li Hu and Yang Zhong, Saving Lives and Destroying Evil (Part 2)", is the clearest early answer because the rescue effort creates visible on-page results. The chapter turns that into something concrete by moving from The Blue Flame Saber of Wu Xiong became even stronger than before. to It's the lord who was killed by Li Xuanling and the others!" If the....
Chapter 253, "Short on Meat, Short on Manpower, Someone Delivers", is the clearest early answer because it turns Xia Chuan's situation into a concrete plot event. Early on, Second Year of Great Xia, April 28th As night fell, a large group of.... By the end, I can't understand it, and neither can you!" Xia Chuan sighed.... Inside the broader battle storyline, the chapter closes with Xia Chuan nodded; the migration plan was drafted by him and his team, so he was familiar with the details.
Chapter 258, "Construction Bottleneck, Screening, and Army-Building Ideas (Part 3)", is the clearest early answer because it turns Xia Hong's situation into a concrete plot event. The chapter turns that into something concrete by moving from In the Ice Abyss World, strength ultimately matters most. to To change that, there's only one solution.. What makes it stick is that the chapter closes with "Those 1800 people are about to return from Longyou soon.