You could try 'Sweet Embrace'. It has a similar style of depicting love and emotional connections, much like in 'Kiss Hug'. The art and narrative might appeal to you if you enjoyed the latter.
One manga similar to Haikyuu could be 'Kuroko's Basketball'. It also focuses on team sports and has dynamic characters and intense competitions.
One manga that could be similar is 'Desire'. It shares a similar emotional depth and exploration of complex desires, like in 'Craving'.
One manga similar to 'Oyasumi' could be 'Yume Miru Kikai'. It shares a similar dreamy and somewhat mysterious style.
There are a few like 'Storm and Silence' and 'Cloudy Skies'. They share similar emotional depth and artistic styles with 'Rain'.
One manga that comes to mind is 'Parasyte'. It shares similar elements of mystery and survival like 'Thirst'.
Well, 'One Piece' could be similar. It has a diverse cast of characters and an adventurous theme like 'Rettou no'.
One manga that could be similar is 'The Guardians'. It shares a similar theme of heroism and a visually distinct style.
I think 'A Silent Voice' is comparable. They share themes of personal growth and understanding. Also, the art styles have some similarities in their expressiveness.
You could try 'Soaring Dreams'. It shares the same sense of excitement and the style is also comparable in terms of character designs and panel composition.
I'd suggest 'Ao Haru Ride'. It shares similarities with 'True Love' in that it explores complex relationships and has a charming art style. The way the characters interact and grow is quite similar too.