Janika kacha mma aha pụtara: Kechioma, Obodo, Ifịk, Eru, Enyi na enyi. Nweta Janika pụtara aha.
Mattila kacha mma aha nna pụtara: Enyi na enyi, Enyịn, Emesapụ aka, Obodo, Kechioma. Nweta Mattila pụtara aha nna.
Janika si malite aha mbụ. Diminutive of János. Nweta Janika si malite aha mbụ.
Aha ikpeazụ Mattila kasị nkịtị na Finland. Nweta Mattila aha nna na-agbasa.
Agakọta aha maka Janika na mba dị iche iche na-asụ asụsụ: Anže, Deshaun, Deshawn, Ean, Eoin, Evan, Ganix, Ghjuvan, Gian, Gianni, Giannino, Giannis, Giovanni, Gjon, Hampus, Hank, Hanke, Hankin, Hann, Hanne, Hannes, Hannu, Hans, Hasse, Honza, Hovhannes, Hovik, Hovo, Iain, Ian, Iancu, Ianto, Iefan, Ieuan, Ifan, Ioan, Ioane, Ioann, Ioannes, Ioannis, Iohannes, Ion, Ionel, Ionuț, Iván, Ivan, Ivane, Ivano, Ivica, Ivo, Iwan, Jaan, Jānis, Jackin, Ján, Janek, Janez, Jani, Jankin, Janko, Janne, Jannick, Jannik, Jan, Jan, Janusz, Jean, Jeannot, Jehan, Jehohanan, Jens, Jo, João, Joannes, Joan, Joãozinho, Joĉjo, Johan, Johanan, Johann, Johannes, Johano, John, Johnie, Johnnie, Johnny, Jón, Jonas, Jone, Joni, Jon, Jon, Jóannes, Jóhann, Jóhannes, Joop, Jouni, Jovan, Jowan, Juan, Juanito, Juha, Juhán, Juhan, Juhana, Juhani, Juho, Jukka, Jussi, Keoni, Keshaun, Keshawn, Nelu, Nino, Ohannes, Rashaun, Rashawn, Seán, Sean, Shane, Shaun, Shawn, Shayne, Siôn, Sjang, Sjeng, Vanni, Vano, Vanya, Xoán, Xuan, Yahya, Yan, Yanick, Yanko, Yann, Yanni, Yannic, Yannick, Yannis, Yehochanan, Yianni, Yiannis, Yoan, Yochanan, Yohanes, Yuhanna, Zuan, Žan. Nweta Janika na ndị ọzọ asụsụ.
Kasị nkịtị aha na aha ikpeazụ Mattila: Gisela, Mamie, Remedios, Hyman, Ian. Nweta Aha na-aga na Mattila.
Ndakọrịta nke Janika na Mattila bụ 75%. Nweta Ndakọrịta nke Janika na Mattila.