Muscle Girl (2011)

Orphan of a wrestling legend....
Dojo threathen to buy by a rich rival dojo / gym...

not dorama but anime - Sekai de Ichiban Tsuyoku Naritai!
very similar in many ways.....
While Tofu Wrestling is idol highschool girls wrestles part time....
In Sekai de Ichiban Tsuyoku Naritai!, idol goes into wrestling after witnessing her friend being beat by a pro wrestler....

lead cast in Sekai de Ichiban Tsuyoku Naritai! - SAKURA
lead cast in Tofu Wrestling - SAKURA
both wears red & white wrestling gears
both faught to reach the top (finals)
both are short black hair (In the anime Sekai de Ichiban Tsuyoku Naritai! Sakura cutted her hair in the middle of the series)

L, an angel who’s endlessly fascinated with the human world, gets into trouble when she unthinkingly saves the life of Han Shi Yeong, a man who was meant to die. To make up for her mistake she must guard him on Earth for one hundred days and keep him safe from Hwan, a death god who is required to collect his soul. Both supernatural beings must contend with the knowledge that whichever one of them fails by the end of the hundred days will be erased from existence, and the longer they stay on Earth the further their powers fade and the more human they become.

On a spring day Munakata Ikujou visited an old temple to view a 1000 years old sakura tree. There Ikujou discovered a 3-year-old girl and adopted her as his own daughter. 16 years later, Sakurako has grown up to become a beautiful woman. Sakurako then has a fateful meeting with Takanashi Hiroto. Their pure love begin.

Love comes in all flavors. Secret Ingredient is the story of a Korean man who gives up his entire luxurious life in Seoul in search of his childhood girlfriend, someone he’s never forgotten all these years, in the hopes that she would fall in love with him, not for who they were back then or who they are now, but for what they can aspire to be: happy, fulfilled and blissfully in love with one another.

Paris, a cold woman from a rich family, disappears. Her boyfriend then spots a woman named Qin Xin, who looks just like Paris. Qin Xin is a florist who comes from a poor family. The man then asks Qin Xin to pretend to be his girlfriend for a week

Leo, a young Japanese college student, travels to Hawaii and eventually falls in love with Maria, an older Japanese-Caucasion woman.

Left alone on a trip to Hong Kong, Tomoko, a sales woman from Japan finds herself the victim of a purse-snatching. The police arrest the man she points out, but it turns out to be the wrong person: a young Korean man named Ji Hoon. Despite his anger and humiliation, he takes her out to dinner since she has lost all her money, and in return, she agrees to model for his amateur film. What follows is a magical and romantic two days. Upon returning to their respective countries, Tomoko must return to her nine-to-five job and Ji Hoon must resume studying to join the family business rather than pursuing his dream of becoming a film director. But soon the two begin to email each other and rekindle their relationship despite the distance and obstacles between them. Marking the very first time in television history that a drama has been co-produced between Japan and South Korea, the story shows us that love has no borders.

When his boss, Dae Jung, goes missing in a ship accident, the company sends Woo Joo to Osaka to finish his business. On his last day in the city, Woo Joo chases someone looking exactly like Dae Jung to Taisho, an area in Osaka. He ends up losing him, but the sound of a guitar draws Woo Joo to a small bar, Pier 34. Its owner, Snow, somehow reminds him of Dae Jung, and listening to his music brings back memories. After passing out right there, Woo Joo ends up missing his flight back to Korea. He quits his job on a whim and soon meets Haruna, who is learning how to play the guitar from Snow. Woo Joo decides to stay at Pier 34 until he finds Dae Jung and so begins an unlikely vacation for him.

Ichikawa plays the part of Azusa, the only child of the owner of a small female pro-wrestling organization. After her father dies of illness, she has to take over the business, which is already losing money and is on the verge of shutting down. To make things worse, their referee suddenly disappears on the day of one of their shows, leaving behind only a resignation letter. The desperate Azusa then runs into a young Korean man. She persuades him to serve as a referee just for that day, though she doesn't realize he is actually a popular star in Korea.

A drama about young adults and the importance of text messaging on their love lives. In the drama, Han Seung Ho is a Korean foreign student who moves in with, Miu, his friend. Han Seung Ho wants to send a message to his first love in Japanese, but because his Japanese is weak, he enlists the help of Miu to write the texts. Through this relationship, the two end up in love.

A romantic film about a man struggling with a painful past as he tries to move forward, only to discover that the woman in his present life has an uncanny connection to his past. Together, they navigate the complexities of love, heartbreak, and healing, all against the backdrop of cultural and identity differences in the foreign city.

Matsumura Ryouko is a popular novelist in her 50s who has just found out that she has Alzheimer’s disease. In order to gain some fulfilment in her life, she decides to be a guest lecturer at a university. Through one of her students, she meets a South Korean exchange student, So Chan Hae. As they become closer, they fall in love.

A love story of the past 5,272 km, linking the two countries, Indonesia and Japan. Elly, Indonesian students, and Ryo, a young Japanese acquainted through social media. They also met in Japan, spending time together, and eventually fell in love. However, differences in language and culture in their way. How is the continuation of their love story?

Singer Hyeon Seok develops problems with his hearing (Menieres syndrome) and has to stop his recordings. He notices a picture of Hokkaido in a magazine and decides to travel there. He eventually arrives in a a small village in Hokkaido for rest. While there, he reminisces about the old days. The owner of the inn offers him a Japanese meal. There he meets a bright cheerful girl named Megumi.

A refreshing work depicting a love that transcends borders between a Korean woman and a Japanese man.

~~ Adapted from the joint novel "Sarang Hue Oneun Gotdeul" by Gong Ji Young and Tsuji Hitonari

Choi Hong is a Korean student studying in Japan. She meets Aoki Jungo, and they fall in love with each other. But, they break up due to different thoughts about love and practical problems. Five years later, Hong and Jungo meet in Korea.