I think there are these anime with good theme songs:

lt;time after timegt; Kuraki Mai’s song, this is also the first time I listen to her song, a friend introduced it, it’s really Very good, Conan’s favorite vocalist

lt; secret of my heartgt; It’s Mai’s song, it’s Conan’s, and the English version is also good

Final Fantasy 10 theme song: Prime Enemyだね——Rikki, a sad and beautiful female voice, the beginning of the violin playing, I have the urge to cry, I liked it so much

"Yugao" Mamiko Noto's song, very nice, light. Sad

"The Forest Where You Was" from the ending theme of the animation "FATE STAY NIGHT"

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"always with me" Chiyo In Qianxun, it is pure music, and the piano music is very nice

"One" j-min's song is the ending theme of Paradise Girl

"Moonstone" and "Crow" by rurutia The ending theme of "Karas" is awesome. I was obsessed with it when I was in high school.

The Lost Butterfly (the ending theme of "Zhenzuki Tan Tsukihime") is so nice. It is also from rurutia. She is known as the Japanese goddess of healing. The sound is really nice

. Final Fantasy 9 theme song: Melodies Of Life - Shiratori Eimiko. You will feel more after watching the MV and listening to it, especially when the heroine stands on a high place and cuts her long hair in the wind. Fall there, whoosh

"glaring dream" is the theme song of the cartoon "Gravity GT", it's super nice~~, and the melody at the beginning is very attractive

"The Holy Demon" Blood's "Broken Wings" is a good Fruits Basket theme song. It was sung by Ritsuko Okazaki. I heard it before. It's very warm and touching. I've always liked it.

The theme song of "The First Wind of All Things" Caiunkuni Monogatari , Ayaka Hirano’s voice has always been very charming

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The ending song of "The Supreme No. 1 Piece of Thought" Caiunkuni Monogatari, there is a part of the humming in the middle that is very good, High-pitched and catchy

"Aizen" Hell Girl has a slight lingering sadness, which is very touching

Hell Girl opening theme: "Inverse Butterfly" - SNoW, melody Very good

.energy-Death Note, very clear and dynamic

Sakura-Horie Yui (Hunan TV Tiantianxiang theme song Oh HOHO.~ Listen to it

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dearest - Hamasaki Ayumi's song, Inuyasha's song, one of the few anime songs Abu

The above are all personal opinions, please don't Be tolerant.