9781421565323 | Viz, September 16, 2014, cover price $12.99 | About this edition: One summer, fifteen kids innocently wander into a nearby seaside cave.

9781421535401 | Italian edition edition (Viz, February 18, 2014), cover price $12.99

9781421533964, titled "Bokurano: Ours 9: Ours" | Viz, September 17, 2013, cover price $12.99 | About this edition: Saving the world is hard.

9781421533957 | Viz, April 16, 2013, cover price $12.99 | About this edition: Saving the world is hard.

9781421533940 | Viz, November 20, 2012, cover price $12.99 | About this edition: Saving the world is hard.

9781421533933, titled "Bokurano: Ours 6: Ours 6" | Viz, June 12, 2012, cover price $12.99 | About this edition: Saving the world is hard.

9781421533926, titled "Bokurano: Ours 5: Ours" | Viz, January 10, 2012, cover price $12.99 | About this edition: Saving the world is hard.

9781421533919, titled "Bokurano: Ours 4: Ours 4" | Viz, August 16, 2011, cover price $12.99 | About this edition: Saving the world is hard.

9781421533902 | Reprint edition (Viz, February 15, 2011), cover price $12.99 | About this edition: Saving the world is hard.

9781421533896, titled "Bokurano 2: Ours" | Viz, September 21, 2010, cover price $12.99 | also contains Bokurano 2: Ours

9781421533896 | Viz, September 21, 2010, cover price $12.99 | also contains Bokurano: Ours 2

9781421533612 | Viz, February 16, 2010, cover price $12.99 | About this edition: Saving the world is hard.

9781593073633 | Dark Horse Comics, December 28, 2005, cover price $15.95 | About this edition: Bonding with cuddly extraterrestrial creatures with wondrous powers should have been a dream come true for Tokyo teens like Shiina and Akira, but these cute E.

9781593072124 | Dark Horse Comics, January 26, 2005, cover price $15.95 | About this edition: Finding and bonding with an adorable extraterrestrial with wondrous powers sounds like the perfect fantasy, a fantasy that becomes reality for Shiina and Akira, two typical Tokyo teens, as well as for an unknown number of other youths.

9781569719909 | Dark Horse Comics, March 10, 2004, cover price $15.95 | About this edition: Shiina and Akira are typical introverted teenagers in every way, save one - their bonding with cute extraterrestrial creatures, part of a growing number of alien entitiy emigres, known as the fearsome Shadow Dragons, all of whom have linked with Earthling youths.

9781569719206 | Dark Horse Comics, April 9, 2003, cover price $14.95 | About this edition: Shiina and Akira are awkward, self-conscious teenagers, struggling with school and self-esteem whose lives change forever when they encounter and bond with small, cuddly extraterrestrial creatures, two of a menagerie of spaceborn entities now on Earth, including terrifying Shadow Dragons, flying beasts of vast and lethal powers.

9781569717431 | Gph edition (Dark Horse Comics, October 9, 2002), cover price $13.95 | About this edition: Shiina Tamai is an awkward, self-conscious teenager, struggling with school and self-esteem, but her daily travails become of secondary importance when she encounters and bonds with an extraterrestrial shape-shifting creature, one of a menagerie of spaceborn entities now on Earth, including terrifying Shadow Dragons, flying beasts of vast and lethal powers.

9781569717400 | Gph edition (Dark Horse Comics, April 17, 2002), cover price $14.95 | About this edition: Teenagers Shiina and Akira have become fast friends, due in no small part to their bonds with two shape-shifting alien star-creatures.

9781569715482 | Dark Horse Comics, September 5, 2001, cover price $15.95 | About this edition: Young Shiina Tamai becomes involved in a struggle between rival extraterrestrial factions vying for control of Earth after she discovers a starfish-like creature that she names Hoshimaru.