| No. | Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
|
1
| 'Amanuma' | Small | Med-Green | - | - | Hybrid | Light-Purple | July | Maekawa, Dr Fumio & Ruh, Peter | .2002 |
|
2
| 'Aphrodite' | Large | Med-Green | - | - | Sport | Pure-White | August to October | Maekawa, Dr Fumio & Schmid, W. George & Walek, Kevin & The American Hosta Society | .2009 |
|
3
| 'Aureomarginata', H. montana | Large | Med-Green | Marginal | Yellow | Sport | Pale-Lavender | July | Maekawa, Dr Fumio & The American Hosta Society | .1987 |
|
4
| 'Brevifolia' | Small | Light-Green | | - | Unknown | - | - | Maekawa, Dr Fumio | --NR-- |
|
5
| 'Bunchoko' | Small | Med-Green | Marginal | White | Sport | Pale-Lavender | August to September | Maekawa, Dr Fumio & Walek, Kevin & The American Hosta Society | .2009 |
|
6
| 'Crispula' | Large | Med-Green | Marginal | White | Unknown | Pale-Lavender | July | Maekawa, Dr Fumio | .2001 |
|
7
| 'Elatior' | Giant | Blue/Green | - | - | Sport | Near-White | July into August | Maekawa, Dr Fumio & Ruh, Peter | .2002 |
|
8
| 'Helonioides Albopicta' | Small | Dark-Green | Marginal | White | Unknown | Light-Purple | August | Maekawa, Dr. Fumio & The American Hosta Society | .1987 |
|
9
| 'Hippeastrum' | Medium | Med-Green | - | - | Unknown | - | - | Maekawa, Dr Fumio | --NR-- |
|
10
| 'Kabitan' | Small | Yellow | Marginal | Green | Sport | Light-Purple | August | Maekawa, Dr Fumio | .1987 |
|
11
| 'Kofuki Iwa Giboshi' | Medium | Light-Green | - | - | Unknown | Light-Purple | September | Maekawa, Dr Fumio | --NR-- |
|
12
| 'Liliiflora' | Large | Med-Green | - | - | Sport | Pale-Lavender | July | Maekawa, Dr Fumio | --NR-- |
|
13
| 'Maekawa Form', H. venusta | Miniature | Med-Green | - | - | Sport | Med-Lavender | June into July | Maekawa, Dr Fumio | --NR-- |
|
14
| 'Mira' | Giant | Blue/Green | - | - | Sport | Pale-Lavender | June into July | Maekawa, Dr Fumio & The American Hosta Society | .2002 .2018 |
|
15
| 'Opipara' | Medium | Med-Green | Marginal | Yellow | Unknown | Pale-Lavender | July into August | Maekawa, Dr Fumio & The American Hosta Society | .2002 |
|
16
| 'Tokudama Flavocircinalis' | Medium | Blue/Green | Marginal | Creamy White | Nat-Sport | Pale-Lavender | June into July | Maekawa, Dr Fumio | .1987 |
|
17
| 'Tokudama Flavoplanata' | Medium | Blue/Green | Medial | Yellow | Sport | Near-White | June into July | Maekawa, Dr Fumio & The American Hosta Society | .1987 |
|
18
| 'Tonoko Tachi' | Medium | Med-Green | - | - | Sport | Light-Purple | July into August | Maekawa, Dr Fumio | --NR-- |
|
19
| 'Tortifrons' | Small | Light-Green | - | - | Sport | Pale-Lavender | September | Maekawa, Dr Fumio & The American Hosta Society | .2002 |
|