《恋爱世纪》是由永山耕三执导的爱情电视连续剧。主要讲述男人片桐哲平历经种种波折和女友上杉理子终于走到一起的爱情故事。片桐哲平在广告公司工作，但是因为业绩不好，要整日点头哈腰地招揽业务。同事上杉理子是一个性格活泼的女孩子，在单位很有人缘。哲平的感情生活很不顺利，他一直念念不忘自己的前女友水源早苗，但是再一次和早苗相遇时，才发现早苗已经是自己的亲哥哥装一郎的女朋友了。而理子也刚好失恋，感情处于空窗期。因此这两个人一来二去就越走越近了。但是哲平还是忘不了早苗，一天，理子约哲平见面，哲平却因为早苗心情不好一直陪着她。随后理子多次向哲平表白自己的心意，哲平虽然感动但是却不愿意公开这段恋情，因此理子很没有安全感。于是理子接受了家里人给自己安排的相亲，哲平听说后，急忙跑去搅局，最终哲平发现自己内心里爱着的还是理子

"Century of Love" is a love TV series directed by Nagayama Kozo. It mainly tells the love story of the male film Tong Zheping and his girlfriend Uesugi Riko who finally got together after various twists and turns. Katagiri Tehei works in an advertising company, but because of poor performance, he has to nod and bow all day to solicit business. Colleague Uesugi Riko is a lively girl who is very popular in the unit. Zheping's love life is not going well. He has always been obsessed with his ex-girlfriend Sanae Mizumoto, but when he meets Sanae again, he finds that Sanae is already the girlfriend of his brother Sang Ichiro. And Riko also just fell out of love, and her relationship is in a blank period. So the two people came and went and got closer and closer. But Zheping still can't forget Sanae. One day, Lizi asks Zheping to meet, but Zheping stays with her all the time because of Sanae's bad mood. Afterwards, Lizi expressed his feelings to Zheping many times. Although Zheping was moved, he was unwilling to disclose this relationship, so Lizi felt very insecure. So Lizi accepted the blind date arranged by his family. After Zheping heard about it, he hurried to disrupt the situation. In the end, Zheping found that Lizi was still in love with him