at the moment they dont have any other manga except this but you can check out their twitter for updates maybe?
https://twitter.com/yusenatsuko
oh wait they are releasing a new manga
https://twitter.com/yusenatsuko/status/1112028609940586496
they have this really cute one, still on-going
but it's not translated T-T ; https://www.facebook.com/pg/B0YSL0VE/photos/?tab=album&album_id=2388880741181733&__xts__[0]=68.ARBoP3AP3TjhgBacqRbn6tCZbpBphol0MPY_l2jq_aOf96DYBnu_f5T6gOTYIsbLr0cPwHlTLSKMPzV5GZz2gTqNQEMySpjl3Fk29iHZmy3QU5pMPFGJ_gGzwnU__jyvXpDCgPrqn15mx8Pzhbp1VzaNG9Wmzcg5_cxWuBehFS5e8YNQma1X9mlucVcpLDE4kNyC-8XLNTzCHR2YdZ02amIDVMQH5QN2hqX9YGAYHc-WBmqH2EzI09fIfdTAJ2I4LIZLbGNaEy2y8q2lZu84g4Y_ULRM8VIM7iMEJqaGnqhJGi7qs2VB8MpEzhMfzvvDAUz8Mlq8d1ireoirrh3Q5ycs4RAMKYP3l6vKU_epvKY71QBx9VIbnXitPBJViFzGXgnneILsCxmY82OfS3fpqoTyC2_3Vzfs42nbGxloTVUBCnUS-psHJVHxViLRf50SwnS1l5Brh5PGA-k&__tn__=-UC-R
Does this author has any other works??