Princess Yona lives an ideal life as the only princess of her kingdom. Doted on by her father, the king, and protected by her faithful guard Hak, she cherishes the time spent with the man she loves, Su-won. But everything changes on her 16th birthday when tragedy strikes her family!

(Source: VIZ Media)

From Aerandria Scans
Fujieda Memori works his butt out every day as a competent bodyguard for his brother's company. One day, a man called Yuuki Shin appears and says that he's interested in becoming a bodyguard. To test his ability, Memori was to work together with him. Memori was about to trust Yuuki, but then he found out about Yuuki's real identity...!?

From Tokyopop:
Yayoi, a spunky high school girl, has inherited spiritual powers from her mother, and she uses these powers to protect people. During a fight with the devil Ura, Yayoi's power turns the devil into a black kitten. Now, even though Ura doesn't hide his desire to "eat" Yayoi's power when he gets the chance, they develop an interesting relationship: the two begin living together, and Yayoi takes her new feline "friend" on her adventures.

Setia is prisoner of Azurite, the tyrant king. She has a fiance waiting for her but the king seems to have taken a fancy in toying with her! But under his ruthless facade there appears to be...
(Source: Titania Scans)

Nagomi Mameshiba (18), for the first time in his life, he invites a girl to his house with “oden” as bait. Just what is he planning? Can he convey his feeling with an oden dinner!?

(Source: Cave Scanlations)

From TokyoPop:

Keidai Saeki is a high school student who remembers his past life in Pompeii, living as the Italian warrior Sirix... His friends around him are all also reincarnated - although they don't quite remember things the way he does. Keidai's wife from the past? He's now a middle school boy - while his best male friend is now a cute girl?! Throw in a case of love at first sight, and you have a new look at romance - manga-style!

Ren Kuon, who was known as a gangster, is the president of the student council in Ashitaka high school. With Yuusuke Akiba, the vice president; Koyuki Benten, the treasurer; and Anri Umebayashi, the secretary, he plans to hold the sports festival, which he likes, that used to be held every year. But on the festival day, uninvited people assemble in the back of the school and make trouble. So what will Kuon do?

(Source: MU)

Included one-shot:
Volume 2: Mikami Kyoudai ga Yuku!?