Recommendations

The both protagonist are samurais, they seek avoid to use the violence, and both know great sword techniques.

They are both historical romance about hidden identity and forbidden love.

Supernatural element to solve muders. In signal, the use of the radio to solve cold cases. In cheo yong, the use of ghosts to solve murders, some that happened some time in the past with only the ghosts around as proof and other murders that have just happened. Both series highly recommended, although season 2 of cheo yong is much better!

The series follows a fictional musician band, A.N.JELL, and the relationship between its members when a girl, posing as her twin brother, joins the band.

Both are dramas about secrets, action, romance and with a spy who is charismatic and full of mystery.

The 1st one to this trilogy is Legend of the Condor heroes. I liked it a lot. It was funny and had a great story line. I haven't seen the other versions but this is one should be a definite watch. The 2nd one to the trilogy is Romance/Return of the Condor Heroes. I liked the 2014 version a lot even though most people gave it a bad review. I've seen both Romance and Return of the Condor Heroes and both had its pros and cons.

This is the original, Japanese version. It has the same plot but this was shorter.

Both are about women who are dumped by their superstar boyfriends. Skip Beat! is more about revenge against ex-boyfriend, whereas Lovesick is more about getting over ex-boyfriend (kinda).

Both dramas have a historical setting and female leads disguised as men

Both have strong friendship bonds between group of people, and romance. Though Last Friends has dramatic tention as well.

Both have strong friendship bonds between group of people, and and romance as well.

Both are about housewives who realise after years that they can actually chase their dreams before it's too late. Second Time Twenty is a little more serious then Niriko I think, but they are both very sweet.

Both involve two people who used to like each other in the past and after meeting again after a long time, feelings start to develop again.

Similarities:
- Involve about airforce and WWII
- Sacrifice & Romance