Kingdom Hearts: Birth by Sleep, Kingdom Hearts, Kingdom Hearts: Chain of Memories, Kingdom Hearts II, Kingdom Hearts 358/2 Days (although its story is intertwined with the others), Kingdom Hearts Re:coded, Kingdom Hearts: Dream Drop Distance, Kingdom Hearts 0.2: Birth by Sleep -A Fragmentary Passage-, Kingdom Hearts III.
The main order considering side games too would be Kingdom Hearts: Birth by Sleep, Kingdom Hearts: Re:coded, Kingdom Hearts, Kingdom Hearts: Chain of Memories, Kingdom Hearts II, Kingdom Hearts 3D: Dream Drop Distance, Kingdom Hearts III. The side games like Re:coded add extra details to the overall lore.
The first Kingdom Hearts game was released in 2002. It was followed by Kingdom Hearts: Chain of Memories in 2004. Then in 2005, Kingdom Hearts II came out. In 2009, we got Kingdom Hearts 358/2 Days. Kingdom Hearts Re:coded was released in 2010. In 2012, Kingdom Hearts: Dream Drop Distance hit the shelves. Kingdom Hearts 0.2: Birth by Sleep -A Fragmentary Passage- was released in 2017, and finally, Kingdom Hearts III was released in 2019.
The Legend of Zelda series is a great example. Games like Breath of the Wild have an immersive story where you, as Link, are on a quest to save Hyrule. The open - world exploration and the way the story unfolds as you discover more about the land and its history is somewhat similar to Kingdom Hearts.
One game like Kingdom Hearts story is Final Fantasy. It has a rich and complex narrative with elements of fantasy, magic, and a battle against dark forces. The characters are well - developed, and the world - building is extensive, much like in Kingdom Hearts.
The order is: Kingdom Hearts: Birth by Sleep, Kingdom Hearts, Kingdom Hearts: Chain of Memories, Kingdom Hearts II, Kingdom Hearts 3D: Dream Drop Distance, Kingdom Hearts III. But this can be a bit complex as there are also other titles like Kingdom Hearts: Re:coded that fit into the overall story timeline in different ways.
The order is Kingdom Hearts: Birth by Sleep, Kingdom Hearts, Kingdom Hearts: Chain of Memories, Kingdom Hearts II, Kingdom Hearts 358/2 Days, Kingdom Hearts: Coded, Kingdom Hearts: Dream Drop Distance, Kingdom Hearts III, and Kingdom Hearts: Melody of Memory.
One main plot point is Sora's search for his friends. Another is the fight against the Heartless. Also, the conflict with Xehanort and his various forms is important.
The Kingdom Hearts series has a complex story. It involves the journey of Sora, a keyblade wielder. He travels across various Disney - inspired worlds, like Wonderland and Agrabah, while also facing the threat of the Heartless. Alongside his friends Donald and Goofy, he tries to stop the villains from causing chaos and stealing hearts. It's a blend of Disney magic and original Kingdom Hearts lore.