Well, 'Kimi ni Todoke' has some similarities. They both deal with relationships and have a gentle touch in storytelling. Also, the art styles are somewhat alike in their simplicity and charm.
I'd suggest 'Ao Haru Ride'. It shares elements of young love and self-discovery like in Sand Chronicles. The character developments and the atmosphere created are comparable too.
Chapter 355, ", I Promise You", is the clearest early answer because it turns Brigade's situation into a concrete plot event. The chapter turns that into something concrete by moving from In the process of the advance, the 35th Brigade experienced losses. to Although he refused to take on any more responsibility, he still....
Chapter 417, ", All Forces Attack!", is the clearest early answer because the buildup finally cashes out in a real clash. Early on, Compared to the Seven Horse Treaty, the collection of Imperial Tax is.... By the end, The Green Skin Orcs of the Iron-Tooth Clan have been ravaging the.... Inside the broader family politics storyline, the chapter closes with Tan Jiuyi let out a sigh.
Chapter 428, ", I am the Dominant Bishop!", is the clearest early answer because it turns Jindi Star's situation into a concrete plot event. The chapter gives readers a real answer by opening on In the span of over a year, she thrived on Jindi Star like a fish in... and ending on She smoothly passed the review conducted by a council of six....
Chapter 350, ", Tens of Millions of Troops", is the clearest early answer because it turns Interstellar Warriors's situation into a concrete plot event. Early on, Greetings, this is the first time we meet, so allow me to introduce.... By the end, But no one dared to say this aloud anymore..
Chapter 344, ", The Scar of Plague", is the clearest early answer because it turns Korolya's situation into a concrete plot event. The chapter gives readers a real answer by opening on Fino City moved like a colossal beast of flesh, wrapping its... and ending on However, ordering a fleet to bomb requires ensuring that there is no....
Chapter 342, ", Four Years", is the clearest early answer because it turns Void Shield's situation into a concrete plot event. The chapter turns that into something concrete by moving from Under this number, only 20% of the troops in the Rage Bear Legion... to From the holes in the destroyed upper district of Fino City, dozens....
Chapter 434, "Assassination", is the clearest early answer because it turns Arno's situation into a concrete plot event. The chapter turns that into something concrete by moving from They saw the gun in Arno's hand. to Arno made a judgement, muted his footsteps, and approached silently.. What makes it stick is that the chapter closes with Zelos was very special in her position.
Chapter 377, ", Win-Win", is the clearest early answer because it turns Flying Dolphin's situation into a concrete plot event. A useful checkpoint is the way the scene starts with The ultra-high profits and value of the shipbuilding industry filled... and follows through with This group had come to bestow an honor upon Gu Hang..
Chapter 418, ", Consider Joining the Alliance?", is the clearest early answer because a shaky connection becomes usable in the plot. It opens with Merely relying on the orbital bombardment in addition to the... and closes on After they defeated a Defense Army unit on the planet's tropical....
Chapter 340, ", Fufana", is the clearest early answer because it turns Yelisia's situation into a concrete plot event. The chapter turns that into something concrete by moving from That exercise, it wasn't just her from the Fufana Family who... to The family was supposed to be your support, but now it seems it has.... What makes it stick is that the chapter closes with Yelisia's smiled radiantly., which gives the main cast a stronger narrative position and pushes the relationship tension onward.