Konami and Mai are best friends. Konami is a trendy, cheerful and optimistic girl with almost as much energy as Mii and just as much naivety. She rarely thinks of the consequences of her actions. She is responsible for breaking Mai's cyclical nature of her depression.

~!She becomes a great artist and eventually has a daughter who she decided to name Mai.  Mai, the sister, eventually meets the daughter in the future and at first mistakes her for Konami. When Mai, the sister, returns to be with Konami after meeting with Konami, she asks Konami to teach her daughter that both of them enjoyed their friendship and never resented the other for leaving, hoping to change the personality of Mai.!~

(Source: Wikipedia)

Beautiful sisters Ai, Mai, Mii, their android maid Mea and slippery pet ferret Unagi make an amazing journey together through time and space without ever leaving their beloved mansion behind! Following the clues of the strange dandelion-like "Popotan," the girls are theoretically seeking the person who has the answers to their most personal questions, but they seem to have more than enough time to take side trips, meet new friends, visit hot springs and occasionally operate the X-mas shop they keep in the house along the way!<br><br>
Yet, the girls' ultimate destiny holds more than a few surprises of its own, and not every moment is filled with hilarity, as moving through time means having to leave friends behind as well.<br><br>
(Source: RightStuf)

Tomoko Kawakami was a Japanese voice actress. Having graduated from the Toho Gakuen College of Drama and Music, she was affiliated with Production Baobab at the time of her death.

In August 2008, Kawakami was diagnosed with ovarian cancer, which required surgery. During a three-year battle with cancer, most of her ongoing roles were replaced by other voice actresses, although the latter was able to do some voice work until her retirement in the start of the 2010s decade. She died on June 9, 2011 at the age of 41.

Tabitha St. Germain is an award-winning Canadian stage actress. She has become one of the core female voice actresses working with The Ocean Group in Vancouver, Canada. She is also known for her roles as Rarity, Princess Luna, and Nightmare Moon in My Little Pony: Friendship is Magic.